用括号内所给单词的正确形式填空。

1. Seeing is ____ (believe).

2. I'm sorry to have kept you ____ (wait) so long.

3. I heard Mr. Smith ____ (sing) in the next door.

4. I felt someone ____ (pat) on the shoulder.

5. The little girl is ____ (whisper) something in her granny's ear.

6. My hobby is ____ (collect) stamps.

7. The film is so ____ (interest) that they are all interested in it.

8. Your ____ (smoke) too much will do harm to your health.

9. When he came in, we all stopped ____ (talk).

10. This is her father's ____ (walk) stick.

5岁男孩，诊断为肾病综合征，用强地松10mg，qid，治疗18天，尿量正常，水肿减轻，尿蛋白转为阴性。

住院4周时，患儿出现发热、咳嗽，尿量减少，加用青霉素治疗咳嗽减轻，但水肿越来越明显。检查结果回报：尿蛋白+++，尿RBC4～6个／HP，WBC0-3个／HP，C39.5g／L，该患儿此次复发最可能的原因是（）

A.劳累

B.感染

C.血栓形成

D.药量不够

E.治疗不正规