6. My daughter has learned to play the piano _____ she was 5.
A. for B. at C. since D. when
7. Under the sun’s heat, ice _____.
A. melts B. evaporates C. rises D. floats
8. Most cakes in Viet Nam are made _____ butter, eggs, and flour.
A. from B. in C. by D. with
9. _____ my friend was busy, he joined my party last night.
A. Since B. Although C. Despite D. Because
10. Family members _____ live apart always try to be home at ‘Tet’.
A. who B. which C. whom D. they
11. The center building _____ by a huge earthquake last night.
A. destroys B. destroyed C. was destroyed D. is destroyed
12. You can stay here _____ you don’t make a loud noise.
A. as well as B. as long as C. as soon as D. as far as
13. In our opinion, there are a lot of differences _____ two twins.
A. from B. without C. with D. between
14. Honey dances ________________than her classmates.
A. more beautifully B. most beautiful C. more beautiful D. most beautifully
15. Don't worry. Your luggage will be looked _____.
A. after B. up C. at D. upon
16. His brother is a _____ boy. He always tells a joke.
A. handsome B. humorous C. sociable D. strong
17. They decided to learn French _____ study in Paris.
A. so that B. in order C. so as to D. in order that
18. If the engine gets too hot, it _____ to smoke.
A. starts B. is starting C. would start D. will be started

19. Anna: "Shall we eat out tonight?" Jane: "_____"
A. It is very kind of you to invite me. B. You are very welcome.
C. That’s a great idea. D. That’s understandable.
20. David: _____ Helen: Thanks for your compliment.
A. You've got a beautiful dress! B. You are too busy on weekdays.
C. You’re taking a test tomorrow. D. Could you open the window?