1 . ______ twice, the postman refused to deliver our letters unless we chained our dog.

A．Bitten

B．Having bitten

C．Bit

D．Had been bitten

2 . I had my house___________ (decorate) imaginatively and attractively. (所给词的适当形式填空)

3 . Michael put up a picture of Yao Ming beside the bed to keep himself __________ (remind) of his own dreams. (所给词的适当形式填空)

4 . Ordinary soap, ____________ (use) correctly, can deal with bacteria effectively. (所给词的适当形式填空)

5 . Jim has retired, but he still remembers the happy time ____________ (spend) with his students. (所给词的适当形式填空)

6 . ______ not to be late for the class, Lily set out for school in a hurry.

A．Reminding

B．Reminded

C．To remind

D．Having reminded

7 . __________ (compare) with badminton, football needs more team spirit. (所给词的适当形式填空)

8 . There were ten people ________(kill) in the accident. （所给词的适当形式填空）

9 . The question ________(refer) to is easy to answer. （所给词的适当形式填空）

10 . It worries the public that with the forest ___________ (destroy), many animals have no place to live in. (所给词的适当形式填空)