—Mr. Wang, must I come again to clean the classroom on Sunday?
—No, you____ . I have asked Kate to do it.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |
Could I speak to ______ is in charge of International Sales please?
| A．who | B．what |
| C．whoever | D．Whatever |
How much ______ she looked without her glasses!
| A．well | B．good |
| C．best | D．better |
Let's go to ________ cinema — that'll take your mind off the problem for ______ while.
| A．the; the | B．the; a |
| C．a; the | D．a; a |
—It looks heavy. Can I give you a hand?
—________.
| A．No, thanks | B．Yes, my pleasure |
| C．No, never mind | D．Yes, I do |
----- Would you mind my opening the window ?
------________.
| A．Yes,please | B．Of course | C．No, you can't open it | D．No, go ahead |