—Well, that was really a good meal. I _______ you were a really good cook.
—Thank you.
| A．didn’t know | B．don’t know | C．haven’t know | D．hadn’t known |
—Honey, let’s go out for dinner.
— I don’t have to cook.
| A．Forgot it! | B．That’s great! | C．Why? | D．Go ahead! |
—Did you see who the driver was?
—No, so quicklythat I couldn’t get a good look at his face．
| A．does the car speed by | B．the car speeds by |
| C．the car speed by | D．did the car speed by |
—Did you meet with the famous star?
—______ I had come here earlier.
| A．Only if | B．If only | C．But for | D．As long as |
Every few years, the coal workerstheir lungs X-rayed to ensure their health.
| A．are having | B．have | C．have had | D．had had |
The plan _________ just because people were unwilling to cooperate (合作).
| A．broke down | B．pulled down | C．turned down | D．put down |