- Whodidtheteacher_____thearticle??
- Who did the teacher _____the article?
A. have wrten B. have write
C. had written D. has writing
- Whodidtheteacher_____thearticle?A.havewrittenB.havewriteC.hadwrittenD.haswriting本题选B。你可以这样理解:Theteacherhadwhowritethearticle.本题实际考察的是 sth.的结构。