she said she didn't take the dictionary,but I am sure she---

正确答案是d,考察的是宾语从句,前面的She said she didn't take the dictionary表示她说的这个动作发生在过去,因为主句用的过去时从句也应该用过去的某种时态,后面的 I am sure 是
,根据语法规则主句用现在时从句根据具体情况选用时态,因为前面已经提到此动作是发生在过去的,所以应排除A和C,而take是
,所以应该用
DID.
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