文章目录
1. 基本用法2. 回答问题1. 基本用法
1.had been repairing
2.had been working 3.had been lying
4.had driven
2. 回答问题
1.Helen had been repairing her car on Tuesday afternoon.
2.Kate had been doing some gardening.
3.Stephanie had been playing tennis.
4.Rebet had been practicing karate
5.Rebecca had been going horse-riding