CÂU ĐIỀU KIỆN LOẠI Cách dùng If clause (Mệnh đề IF/phụ) điều kiện khơng (Q KHỨ ĐƠN) có thật S + V-ed / V2 (không thể xảy (didn’t + V1) tại) To be: were / weren’t Main clause (Mệnh đề chính) S + would / could / should + V1 (wouldn’t / couldn’t + V1) I Choose the best option: I would visited you if there _ quite a lot of people in your house A hadn't B hadn't been C wouldn't be D weren't If you caught the bus, you _ late for work A wouldn't have been B would have been C wouldn’t be D would be If I _, I would express my feelings A were asked B would ask C had been asked D asked What _ you _ if she refuses your invitation? A / B / did C will / D would / Will you be angry if I _ your pocket dictionary? A stole B have stolen C were to steal D steal Unless they their exams, they will join the army A pass B will pass C would pass D passed John would be taking a great risk if he _ his money in that business A would invest B invested C had invested D invests If I enough money next year, I to Da Lat A have / go B have/will go C has / will go D had / would go If you press that button what _? A would happen B would have happened C will happen D happen 10 If the wall weren't so high, he _ it up to take his ball down A climbed B could climb C is climbing D climb 11 If he the truth, the police wouldn’t arrest him A tells B told C had told D would tell 12 If you didn't wear shabby clothes, you _ more good-looking A will be B would be C would have been D can be 13 I think he is not at home If he _ in, he the phone A was/answered B were/would answer C were/will answer D is / will answer 14 If I in London now, I could visit British Museum A were B had been C have been D would be 15 I am very thin I think, if I _ smoking, I might get fat A stop B had stopped C will stop D stopped 16 If I an angel, I would try to make happy all the children A am B have been C were D had been 17 Peter and Mary are attending a party - Peter: “Would you like a piece of cake?” – Mary: “ _” A Yes, I would B Yes, I like C Yes, please D Yes, of course 18 "Mum I’ve got 600 on the TOEFL test" - " " A Good way! B You are right C Oh, hard luck! D Good job! II Put the verbs in the correct tenses Cách dùng ĐK1 Có thể xảy tương lai If clause (Mệnh đề IF/phụ) (HIỆN TẠI ĐƠN) IF- S + Vo/ s/es does/do + not + V-bare inf BE → am / is / are (not) ĐK2 (QUÁ KHỨ ĐƠN) điều kiện không S + V-ed / V2 có thật (didn’t + V1) (khơng thể xảy To be: were / weren’t tại) Main clause (Mệnh đề chính) (TƯƠNG LAI ĐƠN) S + will/can/shall (not) may / must (not) … + V-bare inf S + would / could / should + V1 (wouldn’t / couldn’t + V1) John would be taking a great risk if he (invest) invested his money in that business What (you / say) would/say if I offered you a job? My children always (get) will get frightened if they watch films If it (not be) weren’t for you, I would be late I can’t help feeling sorry for the hungry children If only there (be) would be /were peace in the world Don’t go swimming if the wind (be) is strong If I were become president, my first act (be) would be to help the poor If he (listen) listened to his father’s advice, he would still be working here If he (have) has free time, he will go swimming 10 Don’t go out if the wind (be) is strong 11 If you (heat) heat ice, it (turn) turns into water 12 If you (have) had a choice, which country would you visit? III Write the complete sentences, using the given words What will you / / if / it / does not rain / tomorrow? (1) ->………… ………………………………………………………………………… Tom would pass / the exam / if / tried / hard (2) ->………… ………………………………………………………………………… If / I / were /John, he / would tell / her / the truth (2) ->………… ………………………………………………………………………… They would not be / punished/ if / they did not make / loud noise (2) ->………… ………………………………………………………………………… If / I / had / lot of / money, I / would travel / around the world (2) ->………… ………………………………………………………………………… My brother would help / me / if / he / had / time (2) ->………… ………………………………………………………………………… We / will go to / her party / if / she / invites / us (1) ->………… ………………………………………………………………………… If / she / told us / the truth, we / would advise / her / what to (2) ->………… ………………………………………………………………………… IV Mistakes I worked in a bakery, so I used to getting up early -> was used to A B C D If it is fine tomorrow, I would go on a trip to the mountain A B C D I enjoy to read the books, which tell about ancient cultures A B C D She wishes it isn’t so cold today She wants to go fishing A B C D If I won’t get up on time tomorrow, you must wake me up A B C D I suggest you helping your mother with the housework? A B C D Đổi từ “if” BỎ “SO”: I don’t know her number, so I don’t ring her up → If I knew…., I would ring His friends are so late, so they can’t miss the train → If weren’t _could miss Today isn’t Sunday, so they can’t go swimming → If _were _could _ IV BECAUSE -> IF * (V) -> If you don’t/doesn’t + V-o …., Main clause … * (be: are/is/am) -> If you aren’t / isn’t / am not + …, Main clause … Because the weather is cold, we can’t go swimming → If _weren’t could _ Because I don’t have enough money, I can’t buy that bike → If _had could _ Susan feels sick because she eats a lot of cakes → If Susan didn’t eat _, she wouldn’t feel… I’ll call the police because you don’t leave immediately → If you left…, I wouldn’t call… I can’t write to her because I don’t know her address → If knew… , I could… V Complete the sentence so that it has the similar meaning to the original one Be careful or he will make accidents → If he isn’t …., … City life isn’t enjoyable because everything is expensive → If everything weren’t…, …would be… He works hard to get more money because he has to pay his debt → If he didn’t have…, he wouldn’t work … Unless we have enough rain, we can’t grow rice → If we don’t have … If he doesn’t come, we’ll go without him → Unless he comes … I don’t know his email, so I can’t send him an invitation → If I knew…, I could… Mechanics understand engines → If you're a mechanic, you will understand engines I will call the police unless you give back my bicycle → If you don’t give ….,… Without the rain, they cannot have such good crop (if) → If it doesn’t rain, … 10 We pollute the water We have no fresh water to use (if) → If we pollute the water, We will have no fresh water to use ... TẠI ĐƠN) IF- S + Vo/ s/es does/do + not + V-bare inf BE → am / is / are (not) ĐK2 (QUÁ KHỨ ĐƠN) điều kiện không S + V-ed / V2 có thật (didn’t + V1) (khơng thể xảy To be: were / weren’t tại) Main