(共14张PPT)
过去完成时
Grammar
Tense
Content
结构
用法
01
02
时间标志词
03
Part 01
结构
They had finished cleaning the classroom before I arrived.
肯定句
主语 + had + 过去分词
1.1 肯定句
They had not finished cleaning the classroom before I arrived.
否定句
主语+ had + not + 过去分词
1.2 否定句
一般疑问句
-- Had + 主语 + 过去分词 + …?
-- 肯定回答:Yes, 主语 + had. 否定回答:No, 主语 + hadn’t.
-- Had you finished your homework before I arrived
-- Yes, I had./ No, I hadn’t.
1.3 一般疑问句
特殊疑问词+had+主语+done+其他?
-- When had you finished your homework
--I had finished it by the end of last night.
特殊疑问词+had + done+其他?
-- Who had cleaned the room before I came back
-- Eric had washed them.
1.4 特殊疑问句
Part 02
用法
01 表示动作在过去某一时间之前就已经完成
I had learnt 2 languages when I was 5.
02 过去的动作/状态持续到过去另一时间
He had learned English for five years
before he moved to Australia.
用法
Part 03
时间标志词
01 by + 过去时间
I had finished reading the novel by nine o’clock last night.
02 by the end of + 过去时间
We had learned over 100 English words by the end of last term.
03 before + 过去时间
They had planted 600 trees before last Wednesday.
01
02
03
标志词
单项选择
1.He ___________in Xinxiang for five years when I heard his news.
A.has lived B.had lived C.is living D.has been lived
2.——When ___________he ___________his work
——He ___________it before you came back.
A.have; finishen; have finished B.have; finished; had finished
C.did; finish; had finished D.did; finish; have finished
3.By the end of last month, I ___________all the CDs of Justin Bieber.
A.collect B.collected C.have collected D.had collected
单项选择
4.Robert was very upset that most of his friends ___________when he ___________
at the party.
A.left; had arrived B.had left; arrived
C.left; arrived D.had left; had arrived
5.The teachers ___________the office for a few minutes when he arrived. We didn’t meet them.
A.had been away from B.had left
C.have been away from D.have left
Thanks
Grammar
Tense