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《Grammar and usage(2)： Present perfect or past perfect？》精品PPT课件优质课下载
Hong Kong ____________ to China before Macao came back to China.
had returned
More examples of the Past perfect tense.
1. When we got to the station, the train had left.
2. By the end of last year, my brother had been a soldier for 10 years.
3. Before Tony went to work, he had finished reading the novel.
4. Not until 10 years later did she know, the diamond she had borrowed was just made of glass.
Past perfect tense
had done
Present
Past
build a garden
clean the house
I ___________ the house before I _____ a garden.
had cleaned
built
Friday
The following is what I did last week.
1.Tom took the suitcase yesterday which his father had used for 20 years
2. She said (that) she had never been to
Paris.
3. When the police arrived, the
thieves had run away.
4. By the end of last year, we had
produced 20, 000 cars.