Our rooms __________ by my mother three times a week.
| A．cleans | B．are cleaning |
| C．is cleaned | D．are cleaned |
-What did Mr. Green say to his son? -He told him .
| A．didn't smoke | B．don't smoke |
| C．not to smoke | D．not smoke |
Itennis with my cousin every day when I was in America.
| A．play | B．played |
| C．had played | D．has played |
----Fred is studying Chinese in one evening school.
---Is that true? He has told me about it.
| A．ever | B．even |
| C．already | D．never |
-Must I do my homework now? -No, you _ _. You may have a rest.
| A．mustn't | B．needn't |
| C．can't | D．wouldn't |
It's kind _you _help me with my English.
| A．of; to | B．for; to |
| C．of; for | D．to; to |