In our life, we can work hard on one task _______, and then another. In this way, all your dreams can be realized.
| A．at a time | B．on time | C．at the time | D．all the time |
The little girl kept ________ the house, because she wanted to keep it _________.
| A．cleaning; clean | B．cleaning; cleaning |
| C．clean; clean | D．clean; cleaning |
I don’t think Jim can _______ a picture on his bedroom wall because he is so short.
| A．put on | B．put in | C．put up | D．put together |
________the teachers in our school is 150 and some of them are_______ teachers.
| A．A number of, women | B．The number of, women |
| C．A number of, woman | D．The number of, woman |
Not only you but also Sandy ______ interested in seeing films.
| A．are | B．is | C．am | D．be |
– Jim, could you help me to repair the bike?
– ________, let me see first.
| A．No problem. | B．That’s all right. |
| C．Not at all. | D．There’s no problem. |