Choose the best option to complete the sentences

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Exercise G24. Choose the best option to complete the sentences.
1. ‘What did you do last night?’ ‘I watched TV, practiced the violin, and ______ my homework.’
A. did B. done C. doing D. have done
2. Flowers should ______ in warm places.
A. be kept B. kept C. be keeping D. be keep
3. In the 1990s, the sale of jeans stopped ______.
A. to grow B. growing C. feel D. to be grown
4. Wearing casual clothes makes students ______ self-confident.
A. feel B. to feel C. feeling D. felt
5. I love this film, I think it’s the fourth time ______.
A. I saw it B. I’ve seen it C. I see it D. I would see it
6. The teacher let me ______ home early because I felt ill.
A. go B. went C. going D. to go
7. Osaka has become one of the ______ “livable” city in Asia.
A. more B. better C. much D. most
8. London is one of the largest cities in the world but its population is a lot ______ than Tokyo.
A. small B. few C. smaller D. fewer
9. London is probably most famous for its museums, galleries, palaces, and other sights, but it also includes a ______ range of peoples, cultures and religions than many other places.
A. greater B. big C. wide D. wider
10. Ha Noi City now is ______ than it was 10 years ago.
A. as large B. more large C. much larger D. the largest
11. This river now is much less ______ than before. People are aware of the environment and they try to keep the river clean.
A. polluted B. pollutes C. polluting D. pollution
12. When we were in Da Nang, we spent a lot of time ______ around and looking at the ancient temples, bridges and houses.
A. wander B. wandering