15．Which of the following include a relative clause?

30．What can we infer from the passage?

32．Which country is March of the Volunteers from?

2．The young girl sitting next to me on the plane was very nervous. She _________ before.

14．—We will go to Shanghai for our holidays next week. —_________

17．

3．When the big earthquake happened, in less than a minute, the whole city lay ______.

20．

27．What are the cricket biscuits made of?

34．What should people be like when singing March of the Volunteers?

10．We wish we________ harder when at school.

11．The number of foreign students attending Chinese universities ________ rising steadily since 2000.