--- It’s the office! So you ______ know smoking is not allowed here.
--- Oh, sorry.
| A．must | B．will | C．may | D．Need |
Today we have chatting rooms, text messaging and emailing, but we seem ______ the art
of municating face to face.
| A．losing | B．to be losing |
| C．to be lost | D．having lost |
Try ________ she might, Sue couldn't get the door open.(2011·全国Ⅰ)
| A．if | B．when | C．sine | D．as |
_____, he has a lot of knowledge about computer.
| A．A child as he is | B．As he is a child |
| C．Child as he is | D．Child as is he |
—The middle-term examination is coming. I'm afraid I will fail.
—______! I’m sure you can make it.
| A．Good luck | B．Cheer up |
| C．Best wishes | D．Doesn’t matter |
—I’m worried about the coming test!
—______, you can do it!
| A．Don’t mention it | B．come on |
| C．Well done | D．Not likely |