---When do you think he the dictionary?---Sorry．I have no idea．A.had; boughtB.ha
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---When do you think ______ he ______ the dictionary?
---Sorry．I have no idea．
A.had; bought
B.has; bough
C.did; buy
D./; bought
试题答案
D
本题主要考查插入语do you think的用法。因为该插入语在特殊疑问句中已经倒装了，所以疑问句不再倒装。