Who__________? There's too much noise. I can not read my books any more.
| A．does sing | B．is sing |
| C．will sing | D．is singing |
My family have lived there __________.
| A．many years ago | B．for many years ago | C．since 1990 | D．since 1990 ago |
The old man fell ______ and hurt himself.
| A．over | B．in | C．up | D．at |
I’m afraid there _______ a snow tomorrow.
| A．will be going to | B．will | C．will have | D．will be |
—I had a bad cold. I think you’d better ________ to see a doctor.
| A．go | B．to go | C．going | D．went |
—How soon will you finish your homework?—________ an hour.
| A．In | B．On | C．With | D．For |