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

分类: 作业答案 • 2021-12-20 03:31:30

问题描述：

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

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?

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