13. The girl won ______ dollars in the lottery .
A. a million B. millions C. millions of D. two millions
15. Could you please tell me ________?
A. where are you going now B. why were you late again
C. what do you want to say D. when you visited your aunt
10. If I were a bird , I ______ in the blue sky .
A. will fly B. fly C. would fly D. flew
9. You always spend only a little time on your study . You really _____ me down .
A. take B. put C. let D. look
8. --- What are you going to do this afternoon ?
--- My hair is too long . I want to get my hair ______ .
A. cut B. to cut C. cuts D. cutting
答案是C,D,C,C,A.解释一下为什么好吗