9. Please don't keep us (stand) outside in such cold weather for long.

8. The boss made his workers (not work) eight hours but 12 hours a day.

7. Have you decided which one (buy) ? Everyone is waiting for you.

6. Mr Johnson (teach) us something about table manners in yesterday^Js class.

5. So far,the Class 1 students (not raise) enough money for the poor families.

4. Zhang Lin (chat) with a blind man when I went to visit him.

3. — Did you notice anybody enter the building just now?

  —Sorry,I (cut) down the tree in the garden.

2. There (be) an important football match tonight,isn’t there?

() 12. (2015 •宿迁) It’s dangerous a close look at the tiger in the zoo.

   A. for us taking   B. of us to take   

    C. of us taking     D. for us to take

() 11. (2015 •泰州) —It’s hard for me to be a trail walker!

      —Never. Believe in yourself!

   A. put up   B. give up   C. hurry up   D. look up