1. while you are waiting for your train, you should be careful about your _____ and not leave them lying around.

A. possessions    B. editor      C. ankle        D. department

2. The books are so popular that they are in great ________ at the moment.

A. nursery        B. scholar     C. demand      D. dilemma

3. The exhibition _________by the Society of Culture is a great success.

A. healed        B. sponsored    C. choked      D. swollen