在过去的一个月中，同学们肯定收获了很多知识，现在到了检验成果的时刻了。请同学们认真读题，细心做题，将答案填入题后答题卡中。
I．单项选择 （每小题1分共25分）
( )1. Does he study_______ working _______ his friends?
A．in; by B．on；with C．by；with D．by；on
( )2.All of us were ______ at the _______ news.
A. frustrating, frustrating B. frustrating, frustrated
C. frustrated , frustrating D. frustrated, frustrated
( )3.When we practice speaking English, we often end up ______in Chinese.
A. to speak B. speaking C. spoken D. speak
( )4.Tina is so shy that she is afraid ____ in front of a group.
A. to speak B. to speaking C. spoke D.spoken
