Thestudentshavecleanedtheclassroom,_______?
A.sothey
B.don’tthey
C.havethey
D.haven’tthey
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The pen ________ well.
A. writes
B. is written
C. was written
D. writing
What are you listening_____?
A. /
B. for
C. at
D. to
Wewillmeetatthebusstopat10:30.(改为一般疑问句)____________meetatthebusstopat10:30?
用所给单词正确形式填空When ________ you _________(write) this song?I __________(write) it last year.