GIÚP VS Ạ CẦN GẤPPPPPP
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1. I suggest ______ off the lights before going out.
A. turn B. to turn C. turning D. turned

2. I lost my pen. I have looked ______ for it all the morning.
A. after B. for C. up D. at

3. She was lazy, ______ she didn't pass the exam.
A. but B. since C. however D. however

4. You often waste garbage around the school yard, ______?
A. aren't you B. you aren't C. do D. don't you

5. She felt very ______ because of her good result.
A. happy B. happiness C. happily D. unhappy

6. ______ she often tells lies, many people believe her.
A. Therefore B. Because C. Although D. However

7. I bought a picture ______ was very valuable.
A. which B. when C. who D. where

8. She sings and dances ______.
A. beauty B. beautiful C. beautifully D. beautify

9. If we go on littering, the environment will be seriously ______.
A. pollute B. Polluted C. Pollution D. pollutants

10. I suggest we ______ energy-saving bulbs instead of ordinary 100-watt bulbs.
A. to use B. used C. using D. should use