Choose the correct answers. of trees.  6."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

7.  Please collect all the recyclable materials, and take them to the                       factory.

     A.recycle     B.recycled                         C. recyclable                     D.recycling

8.  This newspaper is made of                    paper.

     A.recycle     B.recycled                         C.old                                 D.waste

9.  If we all use                   bags, we'll help the environment.

     A.new          B.cheap                             C.reusable                         D.reduced

10.  These three Rs             . reduce, reuse, and recycle

     A.stand up   B.stand for                        C.ask for                           D.means

11.  If there is a rubbish bin in every class, the classroom will become                 .

     A. harmful   B. lighter                           C. dirtier                           D. cleaner

12.  "Don't throw rubbish into the river because you will make it             ."

     A. greener    B. dirty                              C. cleaner                          D. fresher

13.  If we use                     paper, we will save a lot of trees.

     A.fewer       B.less                                 C.more                              D.much

14.  You should put the food in a reusable box                 plastic bag.

     A. by            B.instead of                      C.because of                     D.without

15.  If people turn off all electric appliances in one hour all over the world, they can save lots of                       .

     A.electric     B.electrical                        C.electrician                      D.electricity

16.  It is a good idea to                  our clothes with our friends or cousins.

     A.change     B.swap                              C.turn                                D.send

17.  Next week our class is having a discussion about finding                  ways to reuse old items before throwing them away.

     A.interested B.surprising                       C.useless                           D.creative

18.  If you have old clothes, will you give them to those              ?

     A.needs       B.to need                          C.for needing                    D.in need

19.  My brother and I will give last year's clothes to                     instead of throwing them away.

     A.shop         B.people                            C.charity                           D survey.

20.  "Do you think we should put a                       bin in every classroom in order to keep it clean?"

     A.reusable    B.recycled                         C.recycling                        D.recyclable

1. Please collect all the recyclable materials and take them to the ____ factory
A. Recycle
B. Recycled
C. Recyclable
D/ Recycling
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
4. These three Rs _____ reduce, reuse and recycle
A/ stand up
B/ Stand for
C. Ask for
D. Means

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

Em ngu T.A nên nhờ các pác

Câu 6: "Reduce, reuse, recycle" is said to encourage people to waste less, by using less and using thing again, in odero to_________ thế environment

A harm.               B protect .                 C damage .             D pollute

Câu 7: We should use reusable water bottle_________ plastic ones.

A instead of .      B by .                   C because of.          D instead

Câu8: Space robots are able to do difficult tasks like building space station on the moon and other___________. 

A planets .               B opinions.        C roles .            D energy

Câu 11:Tìm từ có trọng âm khác những từ còn lại:

A population .         B automatic .     C destination .     D vegetable

Câu 12: Đề giống câu 11:

A  Building .          B collect .         C pollute.           D around

IV, Write a suitable word in each blank to complete the passage. Three ways everyone can help make the Earth a greener place is to reduce, reuse, and recycle! When people reduce it means they are using (1)……………. of something. This allows us to create less waste. Turning off the (2)………………. when we brush our teeth is a simple way to reduce. This is a small action that prevents us from wasting water. Another small action people can take is to reuse things we already have. Taking bags to the store when we shop for food is one way to reuse them. Using both (3)…………….. of piece of paper before getting a new one is another way to reuse. (4)………………. is when new materials are created from old ones. Paper, plastic, and metalare all materials that can be recycled. Things like newspapers, soda cans, and plastic bags can all be turned into new objects if we take the time to recycle them!

KÍU TUIIIIII T_T

Three ways everyone can help make the Earth a greener place is to reduce, reuse, and recycle!

When people reduce it means they are using (33)________ of something. This allows us to create less waste. Turning off the faucet when we brush our teeth is a simple way to reduce. This is a small action that prevents us from wasting (34)________.

Another small action people can take is to reuse things we already have. Taking bags to the store (35)________ we shop for food is one way to reuse them. Using both (36)________ of piece of paper before getting a new one is another way to reuse.

(37)________ is when new materials are created from old ones. Paper, plastic, and metal are all materials that can be recycled. Things like newspapers, soda cans, and plastic bags can all be turned (38)________ new objects if we take the time to recycle them!

33. a. much    b. more      c. little      d. less

34. a. energy      b. electricity      c. water     d. time

35. a. when       b. what       c. how      d. while

36. a. ways      b. sides      c. parts     d. points

37. a. Reusing       b. Reducing        c. Recycling         d. Reacting

38. a. out       b. up      c. down     d. into

Chọn 1 từ trong ngoặc:

1. Next week our class is having a discussion about finding_______ways to reuse old items before throwing them away. (Interested/ Surprising/ Useless/ Survey)

2. It is a good idea to______our clothes with our friends or cousins. ( Change / Swap/ Turn/ Send)

3. If people turn off all electric appliances in one hour all over the world, they can save a lots of_________( Electric/ Electrical/ Electrician/ electricity)

4. You should put the food in a reusable box___plastic bags. (By/ Instead of/ Because of/ Without)

5. If we use_______paper, we will save a lot of trees. (Fewer/ Less/ More/ Much)

6. Don' t throw rubbish into the river because you will make it______________>(Greener/ Dirty/ Cleane/ Fresher)

7. If there  is a rubbish bin in every class, the classroom will become_______________( Harmful/ Lighter/ Dirtier/ Cleaner)

8. If we all use_________bags, we will help the environment. ( New/ Cheap/ Reusable/ Reduced)

9. This newspaper is made of_____paper. (Recycle/ Recycled/ Old/ Waste)

10. Please collect all the recyclable materials, and take them to the_______-factory. ( Recycle/ Recycled/ Recyclable/ Recycling)

11. Reduce, reuse, recycle is said to encourage people to waste less, by using less and using things, in order to__________the environment. (Harm/ Damage/ Pollute/ Protect)

12. These three Rs_____________reduce, reuse and recucle. (Stand up/ Stand for/ Ask for/ Means)

13. If you have old clothes, will you give them to those___________?(Needs/ To need/ For needing/ In need)

14. It's very_________--to swim there. The water is healthy polluted (safe/unsafe/unpopular/exciting)

15. Many girls and women_________aerobics to keep fit. (play/ go/ do/ have)

Three ways everyone can help make the Earth a greener place is to reduce, reuse, and recycle!

When people reduce it means they are using (46)________ of something. This allows us to create less waste. Turning off the faucet when we brush our teeth is a simple way to reduce. This is a small action that prevents us from wasting (47)________.

Another small action people can take is to reuse things we already have. Taking bags to the store (48)________ we shop for food is one way to reuse them. Using both (49)________ of piece of paper before getting a new one is another way to reuse.

(50)________ is when new materials are created from old ones. Paper, plastic, and metal are all materials that can be recycled. Things like newspapers, soda cans, and plastic bags can all be turned into new objects if we take the time to recycle them!

46..a. much b. more c. little d. less

47.a. energy b. electricity c. water d. time

48.a. when b. what c. how d. while

49.a. ways b. sides c. parts d. points

50.a. Reusing b. Reducing c. Recycling d. Reacting

Three ways everyone can help make the Earth a greener place is to reduce, reuse, and recycle!

When people reduce it means they are using (46)________ of something. This allows us to create less waste. Turning off the faucet when we brush our teeth is a simple way to reduce. This is a small action that prevents us from wasting (47)________.

Another small action people can take is to reuse things we already have. Taking bags to the store (48)________ we shop for food is one way to reuse them. Using both (49)________ of piece of paper before getting a new one is another way to reuse.

(50)________ is when new materials are created from old ones. Paper, plastic, and metal are all materials that can be recycled. Things like newspapers, soda cans, and plastic bags can all be turned into new objects if we take the time to recycle them!

46..a. much b. more c. little d. less

47.a. energy b. electricity c. water d. time

48.a. when b. what c. how d. while

49.a. ways b. sides c. parts d. points

50.a. Reusing b. Reducing c. Recycling d. Reacting