The students entered the classroom, smiling and ___, and ___ down to have their

The students entered the classroom, smiling and ___, and ___ down to have their

题型:不详难度:来源:
The students entered the classroom, smiling and ___, and ___ down to have their lessons.
A. talked; satB. talking; sittingC. talking; satD. talked; sitting

答案
C
解析

举一反三
The project ______ by the end of 2007, will expand the city’s telephone network to cover 2,000,000 users.
A. accomplishedB. being accomplished
C. to be accomplishedD. having been accomplished

题型:不详难度:| 查看答案
--- Who are you waiting for?
--- ______ us a lecture this afternoon.
A. The professor wants to giveB. The professor will give.
C. The professor about to giveD. The professor to give.

题型:不详难度:| 查看答案
______ his age, he was considered ______ well in the play.
A. Considering; actingB. Considering; to have acted
C. Considered; actingD. To consider; to act

题型:不详难度:| 查看答案
______ to their own work, most of the parents spend little time with their children.
A. DevotingB. To be devotedC. Having devotedD. Devoted

题型:不详难度:| 查看答案

23. We are invited to a party __________ in our club next Friday.
A.to be heldB.HeldC.being heldD.Holding

题型:不详难度:| 查看答案
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