河北省09-10学年高一下学期期中考试英语试卷试卷类型：A

一、单项填空

1. 难度：简单

She is very dear to us. We have been prepared to do_______it takes to save her life.

A．whichever

B．however

C．whatever

D．whoever

2. 难度：简单

．China is playing an important role in the world. That’s_______Laura has come to study Chinese.

A．because

B．why

C．how

D．that

3. 难度：简单

．The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.

A．what

B．which

C．that

D．though