最可能的诊断为

A．输卵管性不孕

B．男性不孕

C．无排卵性不孕

D．子宫性不孕

E．甲状腺功能低下不孕

用所给动词的正确形式填空。

1. Students enjoy______ (speak)English in class.

2. This kind of radio______(sell) well.

3.A student isn't allowed______(get)to class late。

4. China is a______(develop) country and USA is a______(develop) country.

5. Yesterday morning, I felt very______(sleep).