根据句意，用括号内所给单词的适当形式填空。

1. Teenagers shouldn't get their ears _____ (pierce).

2. Sixteen-year-olds should not be _____ (allow) to drive.

3. How many magazines can be _____ (borrow) in the library every week?

4. I _____ (agree) with you - I think it's a bad idea.

5. He often plays soccer with his friends instead of _____ (play) computer games at home.

检测早孕因子(EPF)常用的方法是______。

A．放射免疫测定法
B．玫瑰花环抑制试验
C．酶联免疫吸附试验
D．试纸法
E．平板法