Who did your teacher__the article for the wall mewspaper?A.writesB.has writtenC.have writeD.have written选哪个?为什么?

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Who did your teacher__the article for the wall mewspaper?A.writesB.has writtenC.have writeD.have written选哪个?为什么?
Who did your teacher__the article for the wall mewspaper?
A.writes
B.has written
C.have write
D.have written
选哪个?为什么?

Who did your teacher__the article for the wall mewspaper?A.writesB.has writtenC.have writeD.have written选哪个?为什么?
一般句式:Your teacher had written the article for the wall newspaper.
改成疑问句自然是 Who + did+ your teacher+have written(had 变原形)