1、新概念英语第二册语法总结：过去完成进行时过去完成进行时：1构成：had been + 现在分词2功能：表示过去某个时间之前一直在进行的动作。. She said that she had been typing a paper before I came in.比较：. The girl had cleaned up the room, so it was tidy. The girl had been clearing up the room, so we had to wait outside.测试精编1. It _ for four days when we arrived, so th
2、e roads were very muddy.A. was raining B. would be raining C. had been raining D. has rained2. He told us that he _ there since 1982.A. has been living B. had been livingC. would have lived D. was living3. He had been learning English for 3 years before he came here and _ now.A. is still learning B.
3、 had been learningC. was still learning D. has been learning4. By the end of last week, he _ in the company for 10 years.A. had worked B. had been workingC. will have worked D. would have worked5. Not until then did people know that he _ important military information to the enemy for a long time.A. sold B. would sell C. had sold D. had been selling（后设答案，大家不要偷看哦(*_*) 嘻嘻 ）KEYS1. C 2. B 3. A 4. B 5. D
