Cau dieu kien trong tieng anh

Câu điều kiện trong Tiếng Anh Download vn Câu điều kiện trong Tiếng Anh I Khái niệm câu điều kiện trong Tiếng Anh Câu điều kiện dùng để nêu lên một giả thiết về một sự việc, mà sự việc đó chỉ có thể x[.]

Câu điều kiện Tiếng Anh I Khái niệm câu điều kiện Tiếng Anh Câu điều kiện dùng để nêu lên giả thiết việc, mà việc xảy điều kiện nói đến xảy Câu điều kiện gồm có hai phần (hai mệnh đề):  Mệnh đề nêu lên điều kiện (còn gọi mệnh đề IF) mệnh đề phụ hay mệnh đề điều kiện  Mệnh đề nêu lên kết mệnh đề Câu điều kiện loại gì?  Câu điều kiện loại I cịn gọi câu điều kiện có thực  Điều kiện xảy tương lai Câu điều kiện loại gì?  Câu điều kiện loại II cịn gọi câu điều kiện khơng có thực  Điều kiện xảy tương lai, điều kiện giả thiết, ước muốn trái ngược với thực trạng Câu điều kiện loại gì?  Câu điều kiện loại III câu điều kiện khơng có thực q khứ  Điều kiện khơng thể xảy khứ, mang tính ước muốn khứ, giả thiết trái ngược với thực trạng khứ II Cấu trúc câu điều kiện Tiếng Anh Câu điều kiện loại Cấu trúc: If + S + V/V(s/es), S + V/V(s/es) Cách sử dụng: Dùng để diễn tả việc đúng, chân lý Ví dụ: - If you heat the ice, it melts (Nếu bạn làm nóng băng, tan chảy.) Đây thật hiển nhiên, luôn nên ta sử dụng câu điều kiện loại để nói Câu điều kiện loại Cấu trúc: If + S + V/V(s/es), S + will + V(nguyên thể) Trong câu điều kiện loại I, mệnh đề “If” ta chia HIỆN TẠI ĐƠN mệnh đề ta chia tương lai đơn Cách sử dụng: Dùng để giả định việc xảy tương lai Ví dụ: - If she comes, I will go with her (Nếu cô đến, với cô ấy) Ta hiểu “hiện cô chưa đến”, ta khơng biết có đến hay khơng (hồn tồn xảy ra) Vì giả định “nếu cô đến” giả định hồn tồn xảy nên ta sử dụng câu điều kiện loại Câu điều kiện loại Cấu trúc: If + S + V-ed/cột 2, S + would/should + V(nguyên thể) Trong câu điều kiện loại II, mệnh đề “IF” chia QUÁ KHỨ ĐƠN động từ mệnh đề ta sử dụng cấu trúc: would/ should + động từ nguyên thể Cách sử dụng: Dùng để giả định việc xảy tương lai Ví dụ: - If they had a lot of money now, they would travel around the world (Nếu họ có nhiều tiền, họ du lịch vịng quanh giới.) Ta thấy có thời gian “now” (bây giờ) hiểu “bây họ khơng có nhiều tiền” nên đưa câu giả định Vì ta sử dụng câu điều kiện loại II để diễn đạt giả định việc khơng có thật CHÚ Ý: Trong câu điều kiện loại II, mệnh đề “if” sử dụng động từ “to be” khứ đơn ta sử dụng “to be” “were” với tất ngơi Ví dụ: - If I were you, I wouldn’t stay at home now (Nếu bạn, không nhà bây giờ.) Ta thấy chủ ngữ mệnh đề “If” “I” ta sử dụng động từ “to be” “were” câu điều kiện loại II “to be” chia khứ “were” với tất chủ ngữ Câu điều kiện loại Cấu trúc: If + S + had + VpII, S + would/should + have + vpII Trong câu điều kiện loại III, mệnh đề “If” chia Q KHỨ HỒN THÀNH, động từ mệnh đề sử dụng cấu trúc: would/ should + have + VpII Cách sử dụng: Dùng để giả định việc trái với thật khứ Ví dụ: - If she had told me the truth yesterday, I would have helped her (Nếu nói với tơi thật ngày hơm qua, giúp cô rồi.) III Bài tập câu điều kiện Câu 1: Put the verbs in brackets into their correct forms! I would have read the letter if I (know) it was from you If Tony doesn’t help in the garden I _(not finish) my work in time If you _ (not tell ) me about Maxwell’s birthday I would forget it We (catch) the train earlier if Mary had found her purse If Susan (learn) the poem she would have known the answer If it _(be) too hot we will stop and get a cold drink If i _t (not rain) today I would stay it home If the Professor spoke clearly we (understand) him better If you go on talking like that we _ (throw) you out 10 If Sasha (go) home now he would meet his own brother 11 If it rained , the streets (be) wet 12 If I (not tell) Jim the address he wouldn’t have found you 13 The bird _ (die) if you had caught it 14 What _(you, do) if you won the lottery ? 15 If the weather _(not change) we will reach the top of the mountain 16 Dinner _ (be) fine if the meat weren’t cold 17 I’m sure Benny (come) if you wait a bit longer 18 If you ring the bell, somebody (answer) it 19 If Bert (see) you, he would have talked to you 20 You (find ) your ticket if you had looked into your pockets 21 You _ (fall) ill if you eat so much 22 What _(happen) if the door had not been opened? 23 If Chris asked you for a cigarette, (you, give) him one? 24 If you (buy) that big car, you would need a lot of money 25. _ (You, change) the colour of your hair if I asked you to so ? 26 If you give me the letter, I (post) it for you 27. (You, post) the letter if I had given it to you? 28 If the weather is fine, I (go) swimming 29 If you _ (not work) harder, you won't pass the exam 30 If they _ (go) skating if the lake were frozen 32 What would you have done, if you _(lose) your handbag? 33 What will happen if you (go) on holiday, if she hadn't been ill 35 If I _ (be) like you, I wouldn't watch such films 37 If you opened your eyes, you _(see) a wonderful world 38 People _(live) in peace if they stop fighting 39 If Tom so much,he (cannot drive) home 40 If we _ (not hurry) we would miss the train 41 He- (not spend) so much money if he weren't a happy person 42. _ (You, come ) , if you had had more time ? 43 If Jim _(study) the new words he would have got a better mark 44 If he were rich, he _(buy) the house 45 If you don't hurry you (be) late 46 If it wasn't so hot, we (play) football 47 If I (be) ill, would you visit me? 48 If Sean (not be) driving so fast, the police would not have stopped him 49 If I had sold my house, I (get) million pounds 50 If I (be) you I would I would it KEY IF - CLAUSES IF Put the verbs in brackets into their correct forms ! I would have read the letter if I had known (know) it was from you If Tony doesn’t help in the garden I will not finish (not finish) my work in time If you didn’t tell (not tell ) me about Maxwell’s birthday I would forget it We would have caught (catch) the train earlier if Mary had found her purse If Susan had learned (learn) the poem she would have known the answer If it isn’t (be) too hot we will stop and get a cold drink If it didn’t rain (not rain) today I would stay it home If the Professor spoke clearly we would understand (understand) him better If you go on talking like that we will throw (throw) you out 10 If Sasha went home (go) home now he would meet his own brother 11 If it rained , the streets would be (be) wet 12 If I had not told (not tell) Jim the address he wouldn’t have found you 13 The bird would have died (die) if you had caught it 14 What would you (you, do) if you won the lottery? 15 If the weather doesn’t change (not change) we will reach the top of the mountain 16 Dinner would be (be) fine if the meat weren’t cold 17 I’m sure Benny will come (come) if you wait a bit longer 18 If you ring the bell, somebody will answer (answer) it 19 If Bert had seen (see) you, he would have talked to you 20 You would have found (find ) your ticket if you had looked into your pockets 21 You will fall (fall) ill if you eat so much 22 What would have happened (happen) if the door had not been opened? 23 If Chris asked you for a cigarette, would you give (you, give) him one? 24 If you bought (buy) that big car, you would need a lot of money 25 Would you change (You, change) the colour of your hair if I asked you to so? 26 If you give me the letter, I will post (post) it for you 27 Would you have posted (You, post) the letter if I had given it to you? 28 If the weather is fine, I will go (go) swimming 29 If you don’t work(not work) harder, you won't pass the exam 30 If they were (be) rich, they would travel around the world 31 The children would go (go) skating if the lake were frozen 32 What would you have done, if you had lost (lose) your handbag? 33 What will happen if you don’t know (not know) the answer? 34 She would have gone (go) on holiday, if she hadn't been ill 35 If I had noticed (notice) you, I would have said hello 36 If I were (be) like you, I wouldn't watch such films 37 If you opened your eyes, you would see (see) a wonderful world 38 People will live(live) in peace if they stop fighting 39 If Tom drinks so much, he won’t be able drive (cannot drive) home 40 If we didn’t hurry (not hurry) we would miss the train 41 He wouldn’t spend (not spend) so much money if he weren't a happy person 42 Would you have come (You, come ) , if you had had more time ? 43 If Jim had studied (study) the new words he would have got a better mark 44 If he were rich, he would buy(buy) the house 45 If you don't hurry you will be (be) late 46 If it wasn't so hot, we would play (play) football 47 If I was/were(be) ill, would you visit me? 48 If Sean had not driven (not be) driving so fast, the police would not have stopped him 49 If I had sold my house, I would have got (get) million pounds 50 If I was/were (be) you I would I would it Exercise 2: Choose the best answer to complete the sentences: If I had free time, I _ some shopping with you A did B will C would D would have done Unless she , she will be late for school A hurried B hurries C will hurry D is hurrying I would have given him this present, if I _ him A had meet B had met C meet D met Will you be angry if I _ your pocket dictionary? A stole B have stolen C were to steal D steal If he the truth, the police wouldn’t have arrest him A tells B told C had told D would tell If you press that button, what ? A would happen B would have happened C will happen D happen If my mother me up, I will catch the bus A doesn’t pick B didn’t take C not pick D hadn’t picked If the weather is nice, I for a walk A will go B go C would go D would have gone , the accident would not have happened yesterday A If Nam drives more carefully B If had Nam driven more carefully C Had Nam driven more carefully D Unless Nam had driven more carefully 10 I’d give up my job if I a big prize in a lottery A win B won C had won D would won Exercise 3: Rewrite each sentence beginning as shown, so that the meaning stays the same What would you if you found some buried treasure? If you were Working so much will make you tired If you We didn’t visit the museum because we hadn’t time We would Without you, I would have given up years ago If it _ We didn’t go by air only because we hadn’t enough money If we If by any chance you find my wallet, could you let me know? If you should I regret not studying hard last term If only _ He didn’t work hard at school, so he didn’t get a good job when he left If _ People don’t enough exercise, so there is a lot of heart disease If people _ 10 Children have bad teeth because they eat too many sweets Children would have better teeth if Exercise 4: Chia động từ ngoặc If we meet at 9:30, we (to have) plenty of time Lisa would find the milk if she (to look) in the fridge The zookeeper would have punished her with a fine if she (to feed) the animals If you spoke louder, your classmates (to understand) you Dan (to arrive) safe if he drove slowly You (to have) no trouble at school if you had done your homework If you (to swim) in this lake, you‘ll shiver from cold The door will unlock if you (to press) the green button If Mel (to ask) her teacher, he‘d have answered her questions 10 I (to call) the office if I was/were you Exercise Stop talking or you will wake the children up → If……………………………………… ….…… I lost her number, so I didn’t ring her up →If……………………………………… ….…… Mary got lost because she didn’t have a map → If …………………………………….…… …….…… Linda felt sick because she ate lots of cakes →…………………………………………… …… June is so fat because of his eating so many chips →…………………………………………… …… ĐÁP ÁN Exercise 2: Choose the best answer to complete the sentences: C C B A B A D C C 10 B Exercise 3: Rewrite each sentence beginning as shown, so that the meaning stays the same If you were to find some buried treasure, what would you do? If you didn’t work so much, you wouldn’t be tired We would have visited the museum if we had had time If it hadn’t been for you, I would have given up years ago If we had had enough money, we would have gone by air If you should find my wallet, could you let me know? If only I had studied hard last tern If he had worked hard at school, he would have got a good job when he left If people did enough exercise, they wouldn’t have/ get heart disease 10 Children would have better teeth if they didn’t eat too many sweets Exercise If we meet at 9:30, we will have plenty of time Lisa would find the milk if she looked in the fridge The zookeeper would have punished her with a fine if she had fed the animals If you spoke louder, your classmates would understand you Dan would arrive safe if he drove slowly You would have had no trouble at school if you had done your homework If you swim in this lake, you‘ll shiver from cold The door will unlock if you press the green button If Mel had asked her teacher, he‘d have answered her questions 10 I would call the office if I was/were you Exercise If you keep talking, you will wake the children up If I hadn’t lost her number, I would have rung her up If Mary had had a map, she wouldn’t have got lost If Linda hadn’t eaten lots of cakes, she wouldn’t have felt sick If June ate less chips, he wouldn’t be fat ... →If……………………………………… ….…… Mary got lost because she didn’t have a map → If …………………………………….…… …….…… Linda felt sick because she ate lots of cakes →…………………………………………… …… June is so fat because of his eating so many... We didn’t visit the museum because we hadn’t time We would Without you, I would have given up years ago If it _ We didn’t go by air only because we hadn’t enough money If... quanh giới.) Ta thấy có thời gian “now” (bây giờ) hiểu “bây họ khơng có nhiều tiền” nên đưa câu giả định Vì ta sử dụng câu điều kiện loại II để diễn đạt giả định việc khơng có thật CHÚ Ý: Trong