Give the correct form of the words given to complete the sentences

We will save ________________ if we turn off fans and lights when we don’t use them.(electrical)

5. The green ________ bags are good for our environment.(shop)

6. If you burn rubbish, you will produce ________________ smoke. (harmfully)

7. The air will be ________________ if more people cycle. (pollution)

8. At uniform fairs, students can exchange their ____________ uniform. (use)

9. We should use ________________ pens and pencils. (refill)

10. My mom always use ________________ shopping bags.(usable)

1. The air in the city is polluted ……………….. there are too many cars.
A. but B. however C. because D. therefore
2. Please remember to ……………..all the lights and fans before leaving home.
A. turn on B. go away C. look up D. turn off 

3. “Let me congratulate you on winning the first prize in the English speaking contest.” – “______.”

A. Well done. B. You’re welcome C. That’s very kind of you D. Good idea

4. Phong decided to continue with his studies for another two years.

A. get on B. go on C. carry out D. turn off

5. The scientist ……………..we talked to is very famous.

A. who B. whom C. that D. All are correct

6. Odd one out:

A. describe B. receive C. happen D. apart

7. We tried to invite him to the party …………….he didn’t come.

A. because B. but C. so D. though

8. I suggest getting a ……………….to check cracks in the water pipes.

A. chemist B. builder C. mechanic D. plumber

9. You should repalce an ordinary 100-watt light bulb ……………. an energy-saving bulb.

A. to B. with C. of D. in

10. It was raining. ………………, the soccer game was going on.

A. So B. Therefore C. And D. However

11. If he ……………hard, he …………….high salary.

A. work/ will get B. works/ gets C. will work/ gets D. works/ will get

12. Our team won the game because we played very ……………….

A. good B. well C. badly D. bad

13 I suggest taking showers instead of baths to save energy. - Lan: ____________.

A. Great! Don't do that B. Well done! C. That's a good idea D. OK. I don't want to
14……………..raising some money for poor children?
A. Why don’t you B. How about C. Let’s D. I suggest

AE hộ vs bài tập tết :)))
Complete the sentences
1. Scientist/look/alternative/energy/sources

2. I/suggest/not turn/lights/when/room/light enough

3.It/necessary/use/energy-saving bulbs/instead/ordinary bulbs

4.You/reduce/amount/electricity/your family/use

5. If/we/go/waste/water/there/be/a shortage/fresh water

6. Energy-saving bulbs/should/use/save/electricity

7. The solar energy/get/the earth/not provide/enough/power/the world's population

8.I / think/we/turn/all/lights/fans/before/leave/the classroom

9. How about/take/a shower/instead/a bath/save/water

10. If/we/go/litter/enviroment/become/seriously/polluted