过去完成时详细讲解17250
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6. She learnt many English wordbsef.ore
She came to our school.
She had learnt many English words before she came to our school.
Something in Green’s family yesterday
Something in Green’s family yesterday
Sara finished her computer work at 12:00 p.m.
Jim went to sleep at 10:00 p.m.
Jim had gone to sleep when Sara finished her computer work.
Mr. Green got up at 6:30 a.m.
Mrs. Green got ready for the breakfast before 6:30 a.m. Mrs. Green had got ready for the breakfast when Mr. Green got up at 6:30 a.m.
Grammar (A) The Past Perfect Tense
The present perfect tense（现在完成时）
Have / has + the past participle I have received a letter from Lily recently. Has he handed in her homework yet? He has just gone to Beijing. They have never been to the USA. We have lived here for ten years.
Daniel arrived out of breath because he had gone to the wrong cinema.
Which happΒιβλιοθήκη Baiduned first?
1. Millie ran back to schoolb. ecause Millie left her magazine in the classroom.
Millie ran back to school because she had left her magazine in the classroom.
2. Simon left school lateb.ecause The football game started late.
Simon left school late because the football game had started late.
2. Simon left school lateb.ecause The football game started late.
Simon left school late because the football game had started late.
3. Daniel arrived out of breathb. ecause Daniel went to the wrong cinema.
过去完成时使用要点：
1两个动作都发生在过去。 2一个先发生，一个后发生。先发生的动作用过去完成， 后发生的动作用一般过去。
• Audrey had put all her effort into ballet training before she entered the film industry.
Amy went to the police station.
Amy went to the police station after she had lost her purse.
5. The program was on for half an hour.
I got home.when
The program had been on for half an hour when I got home.
past perfect tense（过去完成时）
由had +过去分词构成 表示过去的过去生的动作 构成方式:
Something in Green’s family yesterday
Jim finished his homework at 7:00p.m.
Mr. Green drove back home at 7:30 p.m. Jim had finished his homework when his father drove back last night.
former action
later action
• Audrey had been a model before she became a Hollywood superstar.
former action
later action
• Audrey had won an Oscar for Best Actress already when she won the Tony Awards.
former action
later action
Which happened first?
1. Millie ran back to schoolb. ecause Millie left her magazine in the classroom.
Millie ran back to school because she had left her magazine in the classroom.
3. Daniel arrived out of breathb. ecause Daniel went to the wrong cinema.
Daniel arrived out of breath because he had gone to the wrong cinema.
4. Amy lost her pursea. fter
She came to our school.
She had learnt many English words before she came to our school.
Something in Green’s family yesterday
Something in Green’s family yesterday
Sara finished her computer work at 12:00 p.m.
Jim went to sleep at 10:00 p.m.
Jim had gone to sleep when Sara finished her computer work.
Mr. Green got up at 6:30 a.m.
Mrs. Green got ready for the breakfast before 6:30 a.m. Mrs. Green had got ready for the breakfast when Mr. Green got up at 6:30 a.m.
Grammar (A) The Past Perfect Tense
The present perfect tense（现在完成时）
Have / has + the past participle I have received a letter from Lily recently. Has he handed in her homework yet? He has just gone to Beijing. They have never been to the USA. We have lived here for ten years.
Daniel arrived out of breath because he had gone to the wrong cinema.
Which happΒιβλιοθήκη Baiduned first?
1. Millie ran back to schoolb. ecause Millie left her magazine in the classroom.
Millie ran back to school because she had left her magazine in the classroom.
2. Simon left school lateb.ecause The football game started late.
Simon left school late because the football game had started late.
2. Simon left school lateb.ecause The football game started late.
Simon left school late because the football game had started late.
3. Daniel arrived out of breathb. ecause Daniel went to the wrong cinema.
过去完成时使用要点：
1两个动作都发生在过去。 2一个先发生，一个后发生。先发生的动作用过去完成， 后发生的动作用一般过去。
• Audrey had put all her effort into ballet training before she entered the film industry.
Amy went to the police station.
Amy went to the police station after she had lost her purse.
5. The program was on for half an hour.
I got home.when
The program had been on for half an hour when I got home.
past perfect tense（过去完成时）
由had +过去分词构成 表示过去的过去生的动作 构成方式:
Something in Green’s family yesterday
Jim finished his homework at 7:00p.m.
Mr. Green drove back home at 7:30 p.m. Jim had finished his homework when his father drove back last night.
former action
later action
• Audrey had been a model before she became a Hollywood superstar.
former action
later action
• Audrey had won an Oscar for Best Actress already when she won the Tony Awards.
former action
later action
Which happened first?
1. Millie ran back to schoolb. ecause Millie left her magazine in the classroom.
Millie ran back to school because she had left her magazine in the classroom.
3. Daniel arrived out of breathb. ecause Daniel went to the wrong cinema.
Daniel arrived out of breath because he had gone to the wrong cinema.
4. Amy lost her pursea. fter