I would have come earlier, but I ________ that you were waiting for me.
| A．didn’t know | B．hadn’t know |
| C．would have known | D．haven’t known |
-The window is dirty.
-I know. It ___________ for weeks.
| A．hasn’t cleaned | B．didn’t clean | C．wasn’t cleaned | D．hasn’t been cleaned |
My friends __________ come to see me. I don’t want to go out in case they come.
| A．can | B．must | C．may | D．will |
You may drop in or just give me a call. _________ will do.
| A．Either | B．Each | C．Neither | D．All |
— How do you want your eggs?— ______.
| A．They taste good | B．I want them very much |
| C．I’d like some cakes | D．Fried, please |
— Tell me your secret. — I ______. It wouldn’t be a secret if I told you.
| A．won’t | B．needn’t | C．mightn’t | D．couldn’t |