1 If we _________ waste paper, we will save a lot of trees.
A. repeat B. recycle C.rewrite D. remark
2 you can save money while shopping by only buying_______ you need.
A. what B. this C. it D.that
67. Don’t .…….... trash on the street.
A. throwing B. throws C. throw D. be throwing
69. You can protect environment if you .…….... natural energy.
A. reuse B. use C. reduce D. turn on
70. “Let's Learn” is a TV programme for small children which makes education .……....
A. funny B. friendly C. helpful D. enjoy
we/ reuse/ save / If/ waste paper / save/ will/ we / a lot of /.
A. If we reuse waste paper, we will save a lot of money.
B. If we reuse waste paper, we would save a lot of money.
C. If we reuse waste paper, we will to save a lot of money.
D. If we reused waste paper, we will to save a lot of money
1. You can save money while shopping by only buying ___ you need. (what/ it/ this/ that)
2. Don’t throw rubbish into the river because you will make it ____. (greener/ dirty/ cleaner/ fresher)
3. If people turn off all electric appliances in one hour all over the world, they can save lots of _____
(electric/ electrical/ electrician/ electricity)
4. It is a good idea to ______ our clothes with our friends or cousin. (change/ swap/ turn/ send)
5. If you have old clothes, will you give them to people ____? (need/ to need/ for needing/ in need)
6. My brother and I will give last year’s clothes to _____ instead of throwing them away. (shop/ people/ charity/ survey)
7. In the future, robots will be able to do more ___ things for us. ( easy/ harder/ complicated/ much difficult)
8. I don’t agree __ you that robots will be able to write a letter to an English friend. (of/ about/ to/ with)
9. Do you think robots can work longer than people ___ getting tired. (but/ with/ without/ of)
10. My father always ____ coffee at home instead of going to the coffee shop. (do/ does/ make/ makes)
11. Will robots be able ____ our voices? (to recognize/ recognizing/ to recognizing/ for recognizing)
12. Home robots can do things _____ repairing things around the house or looking after the garden. (such/ like/ with /of)
choose the best answer(A, B, C or D)
1.If we_waste poper, we will save a lot of trees.
a.repeat b.recycle c.rewrite d.remark
2.you can save money while shopping by only buying_you need.
a.what b.this c.it d.that
3.what can we do_air pollution?
a.reduce b.to reduce c.reducing d.to reduing
4.why do you often forget to_the lights when you go of the classroom?
a.turn on b. turm off c.close d.shut down
5.if we plant more trees in the schoolyrd, the school will become a_place.
a.darker b.greener c.dirtier d.more polluted
6.do you think we should put a_bin in every classroom in order to keep it clean?
a.reusable b.recycled c.recying d.recyclable
7.my brother and i will give last year's clother to-instead of throwing them away.
ashop b.people c.chairity d.survey
8.next week our class is having a discussion about finding_ways to reuse old items before throwing them away.
a.interesting b.surprising c.useless d.creative
9.it is a good idea to_our clothes with our friends or cousin.
a.change b.swap c.turn d.send
10.if people turn off all electric appliances in one hur all over the worrl, they can save lots of_
a.electric b.electrical c.electrician d.electricty
11.you should put the food in a reusable box_plastic bags.
a.by b.instead of c.because of d.without
12.if we use_paper, we will save a lot of trees.
a.fewer b.less c.more d.much
13.don't throw rubbish intothe river becayse you will become_
a.greener b.dirty c.cleaner d.fresher
14.if there is a rubbish bin in every class, the classroom will become_
a.harmful b.lighter c.dirtier d.cleaner
15.if we all use_bags, we will help the environment.
a.new b.cheap c.reusable d.reduced
16.this newspaper is made of_paper.
a.recycle b.recycled c.old d.waste
17.please collect all the recyclable materials, and take them t the_
a.recycle b.recycled c.recyclable d.recycing
18.reduce, reuse, recycle is said to encourage people to waste less, bu using less and using things again, in order to_
a.harm b.damage c.pollute d.protect
19.these three Rs_reduce, reuce and recycle.
a.stwnd up b.stand for c.ask for d.means
20.if you have old clothes, will you give them to those_?
a.needs b.to need c.for needing d.in need
choose the best answer(A, B, C or D)
1.If we_waste poper, we will save a lot of trees.
a.repeat b.recycle c.rewrite d.remark
2.you can save money while shopping by only buying_you need.
a.what b.this c.it d.that
3.what can we do_air pollution?
a.reduce b.to reduce c.reducing d.to reduing
4.why do you often forget to_the lights when you go of the classroom?
a.turn on b. turm off c.close d.shut down
5.if we plant more trees in the schoolyrd, the school will become a_place.
a.darker b.greener c.dirtier d.more polluted
6.do you think we should put a_bin in every classroom in order to keep it clean?
a.reusable b.recycled c.recying d.recyclable
7.my brother and i will give last year's clother to-instead of throwing them away.
ashop b.people c.chairity d.survey
8.next week our class is having a discussion about finding_ways to reuse old items before throwing them away.
a.interesting b.surprising c.useless d.creative
9.it is a good idea to_our clothes with our friends or cousin.
a.change b.swap c.turn d.send
10.if people turn off all electric appliances in one hur all over the worrl, they can save lots of_
a.electric b.electrical c.electrician d.electricty
11.you should put the food in a reusable box_plastic bags.
a.by b.instead of c.because of d.without
12.if we use_paper, we will save a lot of trees.
a.fewer b.less c.more d.much
13.don't throw rubbish intothe river becayse you will become_
a.greener b.dirty c.cleaner d.fresher
14.if there is a rubbish bin in every class, the classroom will become_
a.harmful b.lighter c.dirtier d.cleaner
15.if we all use_bags, we will help the environment.
a.new b.cheap c.reusable d.reduced
If it ( be ) ....... sunny next week, we ( plant )....... the vegetables.
We ( save ) ..... a lot of trees if we ( not waste ) ..... so much paper.
I. Choose the best answer (A,B,C,D)
1.If we ________waste paper, we will save a lot of trees.
A.Repeat B.Recycle C. Rewrite D.Remark
2.why do you often forget to ________the lights when you go out of the classroom.
a.turn on b.turn off c.close d.shut down
3.reduce, reuse, recycle is said to encourage people to waste less, by using less and using things again, in order to________ the environment.
a.harm b. damage c.pollute d. protect
II.Write the correct form of each verb in brackets
1. If it (be) …………… sunny next week, we (plant) ……………… the vegetables.
2. If we (recycle) …………… more, we (help) ………………… our Earth.
3. We (save) …………… a lot of trees if we (not waste) …………… so much water.
4. More people (have) ……………… fresh water if we only (use) ……………… the water we need.
5. If the river (not be) ……………… dirty, there (be) ……………… more fish.
6. If the Earth (be) …………… warmer, the sea level (rise) ……………
7. If the sea level (rise) ……………, some countries (disappear) ………………
8. If we (reduce) ……………… soil pollution, we (have) ……………… enough food to eat.
9. If we (not have) ………………. Enough food, we (be) ……………… hungry.
10. If we (be) ………………… hungry, we (be) ………………… tired.
I make the sentences
1 If/you/burn rubbish/you/produce harmful smoke
2If/we/reuse bottles/we/save a lot of money
3 If/students/use recycled paper/they/save/trees
4 If/students/plant trees in the schoolyard/their school/greener place
