sentence below or substitutes for the underlined word or phrase.
6. She has earned millions of dollars _____ 1994.
a. since b. for c. in d. at
7. I am not prepared to discuss ______ the matter any further.
a. about b. on c. for d. Ø
8. I spent money than you.
a. less b. few
c. many d. much
9. Their house is about three times as big ours.
a. as b. so c. than d. like
10. ____ have you known Jane?
a. How far b. How long
c. What time d. What day
11. We lived close the sea.
a. with b. at c. by d. from
12. The water wasn’t ______ in.
a. clean enough to swim b. enough clean to swim
c. clean enough for swimming d. enough clean for swimming
13. Martina has loved sports _____she was a child.
a. since b. for c. when d. as
14. I can’t afford it______ that price.
a. for b. on c. with d. at
15. They are very concerned about their son’s illness.
a. worried b. uncomfortable c. unhappy d. dissatisfactory