Question

.The doctor___ the child carefully and found that there was nothing seriously wrong with him. A.

The doctor___ the child carefully and found that there was nothing serious wrong with him. A.had looked
over B. had looked for C. looked over D looked for

Answer 1

为你解答。
The doctor （C. looked over） the child carefully and found that there was nothing seriously wrong with him.
医生给这个儿童仔细检查后，发现他并无什么严重的异常情况。
解释：look over，检查。这里用过去式就行了，不用完成时，与found用and作为并列的连接。

Answer 2

c 表示检查过 这里不能用过去完成时，中间有and 前后并列的时态要一致。