If you _______ go, at least wait until the storm is over. (2011 .辽宁）
| A．can |
| B．may |
| C．must |
| D．will |
_____ that dress when he first saw you in the street?
| A．Are you wearing | B．Did you wear |
| C．Have you worn | D．Were you wearing |
He _____ English for ten years by the time he takes the examination.
| A．will have been studying | B．would have been studying |
| C．will study | D．studied |
I knew I could not finish the homework _____.
| A．by the time he had come | B．before he came |
| C．until he has come | D．when he comes |
—Where is Peter? —He _____ to Shanghai.
| A．went | B．had gone | C．has been | D．has gone |
My brother _____ the Youth League since 1990.
| A．joined | B．has been in | C．has joined | D．had joined |