not (nếu………..không) Ex: Unless you work hard, you will fail in the coming exam.. = If you don’t work hard, you will fail in the coming exam.[r]
(1)ENGLISH 9 UNIT 6 I. WORD FORM
1 If the continues, what will happen? (pollute)
2 A lot of inhabitants have made _on how to protect the environment (suggest) 3 Everyone must take part in preventing _(forest)
4 In order to keep our environment _, we shouldn’t drop litter in public places (pollute) 5 _air is one of the problems we have to solve (pollute)
6 We can’t stand the _air in the area we live in (pollute) 7 We must learn about keeping the environment (pollute) 8 The accident happened because of .(care)
9 It is that our environment is more and more polluted (disappoint) 10 There are some volunteer to help clear up the beach (conserve) 11 What is responsible for the problem in your city? (environment) 12 Those are called _because they pollute the air (pollute)
II Multiple choice:
1 I’m _ that people have spoiled this area
a glad b pleased c disappointed d satisfied
2 Everyone must take part in _deforestation
a permitting b protecting c persuading d preventing is a piece of land full of rubbish
a Junkyard b Garbage c Hedge d Treasure
4 The government should something the environment pollution
a about b on c in d for
5 “ I suggest using buses instead of motorbike.” “ ”
a Yes, please b Good idea c We will d I’m afraid not _ are used to killed insects and weeds so as to help crops grow better
a pesticide b dynamite c treasures d creatures
7 We have to take our own rubbish to the _
a environment b garbage dump c refreshment d pollution I think we should lazy students from throwing trash
a prevent b reduce c persuade d save
9 I think people should use tree leaves for food
a wrapping b rolling c making d recycling
10 Industry, vehicles and garbage disposal account for _
a water pollution b air pollution c pollution of soil d pollution of rivers 11 If continues, there will be no forest left ten years from now
a air pollution b spraying pesticides c deforestation d dynamite fishing 12 Listen carefully to the conservationists teaching us to protect the environment
a how b what c why d when
13 Polluted water can _ harm to people’s health and kill fish
a directly b effective c fast d immediately
14 Why don’t you persuade your classmate to use buses instead of motorbike
a good b fast c modern d public
15 Plastic bags are very _ to dissolve, so they will cause pollution
a simple b difficult c convenient d valuable
16 The local authority should the fish catching by electricity
a protected b prohibit c permit d allow
17 Scientist is looking for an _ way to reduce energy consumption
a effect b effective c effected d, effectively
18 We can protect our environment and save a lot of money by buying _ products
a used b recycled c waste d recycling
19 If we go _ wasting water, there will be a shortage of fresh water in few decades
a on b off c away d back
(2)I/ If Clauses :
1 Be careful or we might fail in the final test
è If ……… Don’t drink coffee or you won’t be able to sleep
è If ……… Study harder and you will get good results
è If ……… You must go now or you’ll be late for school
è If ……… Go to the seaside with me, and you have a lot of fun
è If ……… Work hard and you will pass the exam
è If ……… Recycle and we will save natural resources
èIf……… Go home early or your mother wait for
èIf……… Do more exercise or you will get unhealthy
èIf……… 10 You burn the garbage and the air will be polluted
èIf……… 11 Go on littering and the environment become polluted
èIf……… 12 I have a lot of money, so I can buy this expensive car
èIf……… 13 You can receive a present because you go with me
èIf ……… 14 He knows about that, so he can answer it
èIf……… 15 The streets are crowded and they will go to school late
If……… 16 Don’t spend your money wastefully or you will be a debtor
If……… 17 She does morning exercises and she is healthy
If……… 18 Don’t eat so much fatty food or you get fat
If……… 19 She doesn’t pass the final exam because she is lazy
If………
20 You improve your English because you practice speaking English everyday If………
Type 1 (Điều kiện có
thể xảy ở hiện hoặc tương lai)
If + S + V1 /Vs/Ves , S + will / can (not) +V1 Ex: Don’t cycle carelessly or you will kill yourself. è If you cycle carelessly, you will kill yourself Ex: - Study harder or you will fail in the examination è If you don’t study harder, you will fail in the examination. Notes:
1 Unless + clause (câu) = If……… not (nếu……… không) Ex: Unless you work hard, you will fail in the coming exam.
= If you don’t work hard, you will fail in the coming exam.
(3)IF
UNLESS:
1 Unless it rains tomorrow, we’ll go fishing
è If ……… Unless you stop smoking, you will die soon
è If ……… Unless it is rainy, we will have lunch in the garden
è If ……… If it doesn’t rain, we’ll have lunch in the garden
è Unless ……… If they are not careful, they’ll lose all the money
è Unless ……… Water these plants every day or they will die
è Unless ……… Unless you help me, I will die
èIf……… If he doesn’t take more care, he’ll have an accident
è Unless……… The crop will be ruined if it doesn’t rain soon
è Unless……… 10 Be calm or you’ll make a wrong decision
è Unless……… 11 You can’t visit the United States unless you get a visa
è If……… 12 Behave yourself or your parents will be very unhappy
è Unless ……… II SUPPLY THE CORRECT TENSE OF THE VERBS:
1 If you study harder, you pleased your parents (be)
2 If it (not rain) ………soon, all plans (die)………
3 If you (want) …… to speak English fluently, you (must/ practice) ………it more often He (pass)……… the exam if he (study) ……… hard
5 If he (invite) ……… me, I’ll accept
6 If today (be)……… Sunday, I ( go) ………swimming If I (be) ……… a bird, I (be)……… a white pigeon What you (do)……… if she refuses your invitation? He’ll be late for school if he (not get)……… up early 10 What you( do)……… if you had a lot of money? 11 If he (read) ……… in bad light, he’ll ruin his eyes
12 If he (take) ……… my advice, everything can go……… well 13 If I (be) ………you, I (not talk) ………in class
14 Unless you study hard, you (fail) ………your exam
15 If you hard enough, you will be left behind others (not/ work) II/ Adverd clauses of reason: Because/ As/ Since
1 She didn’t feel well, so she went to see the doctor
è……… John forgot his umbrella, so he got wet
è……… The weather was really bad, so they decided to cancel the trip
è……… I went to bed early because I felt tired
è……… I like her because she is very nice
(4)6 He drove his car slowly because he is careful
è……… 10 Since the weather was bad, our flight was delayed
è The weather ……… 11 Long didn’t work hard, so he failed in the exam
è Long failed ……… 12 The boy drove carelessly, so he caused the accident
è Since ……… - Because = Since = As (bởi vì) + Clause
Although/ even though/ though (mặc dù) + clause - Because of = Due to (bởi vì) +Noun / V-ing In spite of/ despite (mặc dù) + Noun/ Ving
Ex: She didn’t go to school because she was sick è She didn’t go to school because of her sickness / being sick
1 Because it rained heavily, they stayed at home
èThey stayed at home because of Because it snows heavily, the roads are bad
èBecause of We decided to stay home because it rains heavily
è Because of ……… I am tired because I stay late watching TV
è Because of ……… Lisa wants to go home because she feels sick
è Lisa feels ……… She felt sleepy because the performance was long
èShe felt sleepy because of He carried the bed on to the roof of his house because the weather was hot
è Because of We couldn’t stop laughing because the play was funny
èBecause of 9.Mary didn’t go to school yesterday because she was sick
è Because of 10 I can’t sleep because the weather is hot
è Because of 11 He left school because his life was hard
è Because of 12 The train was late because the fog was thick
è Because of 13 I can’t study because it is noisy
è Because of _ 14 The train came late because it was foggy