根据首字母或汉语提示写单词，完成句子。

1. He wants to _____ ( 加入 ) the basketball club.

2. Her brc)ther can't _____ (跳舞).

3. What's Victor's e-mail _____ (地址)?

4. His f'ather is a great _____ (音乐家).

5. Can you help the boys with _____ (游泳) ?

6. Her f'ather can't play the p_____ .

7. His cousin plays c _____ very well.

8. Linda's brother can s _____ English.

9. S _____  is the first day of the week (星期).

10. Can Cindy d _____ pictures?

关于荧光偏振免疫测定技术不正确的是（）。

A.使用单一平面偏振光源照射

B.标记抗原与抗体的复合物分子量大，偏振荧光强

C.游离标记抗原分子量小，偏振荧光弱

D.必须分离B和F后进行测量

E.主要用于测定小分子药物浓度