1 . ________ after learning online for 30 minutes, and you can make your eyes relaxed.

A．Taking a short break

B．Taken a short break

C．If you took a short break

D．Take a short break

2 . As for preparation, reading some Chinese novels in advance will guarantee ________ you adapt to the Chinese language environment.

A．making

B．to make

C．to be made

D．being made

3 . The people who were hit by the flood appreciate ________ food and aid by the government.

A．to give

B．giving

C．being given

D．to be given

4 . Mary, ________ drawings were shown at the exhibition last month, is a model student.

A．who

B．which

C．whom

D．whose

5 . I walk through the doors into the waiting area,         there's a familiar atmosphere of boredom and tension.

A．which

B．that

C．whose

D．where