6. ____________ (look) out! A car is coming.

5. ____________ (not,leave) your homework for tomorrow, Larry.

4. ____________ ( not, talk) and ____________ (read) aloud.

3. ____________ (not, speak) with your mouth full of food and ____________ (be) polite.

2. ____________ (not,make) any nise! Your mother is sleeping.

1. It’s an important meeting. __________ (not, be )late.

20.----- How long can I ______ the book?　　 ------ Two weeks.

A. borrow　　 B. lend　 C. get　　 D. keep

Key:

1---5 D C A B B;　 6---10 C A A B C;　 11---15 B C C C B;　 16---20 C A C D D

19. Tom is ill in hospital. He _______ a cold for several days.

A. is　　　 B. catches　 C. has caught　　 D. has had

18.He ________ foe 2 hours.　

A. got up　 B.　 has got up　　 C. has been up