I won’t be able to answer any phone all the afternoon．I_____________ a conferenc

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I won’t be able to answer any phone all the afternoon．I_____________ a conference．

A．am attend	B．was attending
C．will be attending	D．will have attended

答案

解析

略

举一反三

Teenagers ______ their health because they play computer games too much.

A．have damaged

B．are damaging

C．damaged

D．will damage

题型：不详难度：| 查看答案

---“Excuse me, sir? Would you mind moving a little bit to the left? You ______ my view of the screen.”
---Oh, sorry I ________ it.

A．are blocking out; didn’t realize	B． are blocking up; haven’t realized
C．have blocked up; don’t realize	D．have blocked out; didn’t realize

题型：不详难度：| 查看答案

——Did you write to Grace last summer ?
——No, but I’ll her over Christmas vacation .

A．be seen

B．be seeing

C．have seen

D．have been seeing

题型：不详难度：| 查看答案

Mr. White works as a lawyer now, but he in a company for several years.

A．worked

B．has worked

C．had worked

D．has been working

题型：不详难度：| 查看答案

— John this week?
—No. He’s on holiday.

A．Does, work

B．Did work

C．Has, worked

D．Is, working

题型：不详难度：| 查看答案