用所给单词正确时态填空
It rained yesterday after it ____(be) dry for many months.
We had brakfast afer we ___(do) exercises.
please explain,3Q
人气：199 ℃ 时间：2020-03-31 09:12:50
解答
正确答案为：
1 had been
2 had done
两个题目都是考察 过去完成时 had done
它们的主句都发生在从句之后,主句又是过去式,那么从句就是过去的过去,也就是过去完成时.
明白?
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