--Could you please _____ in the room?
--Oh， I’m sorry.
| A．not smoking | B．not smoke |
| C．not to smoke | D．don’t smoke |
His brother won’t go to play basketball until his work .
| A．is finished | B．finishes | C．will finish | D．finish |
—Look! A book is on the floor. Whose is it?
—It ______ be Rick’s. It has his name on it.
| A．mustn’t | B．can’t | C．must | D．need |
If you love what you are doing and work hard, you can anything difficult and succeed.
| A．get to | B．get over | C．get on | D．get up |
－English is too hard for me to study well. I don’t want to learn it any more.
－Don’t . It is useful in the future.
| A．give up | B．give out | C．give away | D．give to |
the girl is only nine, she takes care of her brother and cooks meals every day.
| A．If | B．Because | C．But | D．Although |