用括号内所给单词的适当形式填空。

1. She studies English by _______ (make) flashcards.

2. There must be someone _______ (visit) the homes in our neighborhood.

3. The boy often tells lies, so he is ______ (honest).

4. Ted pretended not ______ (see) me when I came in.

5. I would rather cook at home than ______ (eat) out.

6. Kate is old enough to dress ______ (she).

7. At last, he ______ (success) and became a great lawyer.

8. We should be allowed ______ (have) part-time jobs.

9. Jack played soccer instead of ______ (have) the math lesson last Sunday.

10. Beijing ______ (change) a lot in the last ten years.

婴幼儿维生素D摄入不足时易患（）

A.佝偻病

B.干眼病

C.脚气病

D.坏血病

E.夜盲症