谁帮我做这些英语题

join the following sentences with since.Use the past perfect tense for the earlier action and the simple past tense for the later action

1.David lived in the neighbourhood. He was born

2.Shasha was a member of the club. she entered university

3.Mr Lee worked in the factory. He was 18.

4.Nancy know the professor. She was amiddle school student

5.They owned that car. They came to China in 1990

David has lived in the neighbourhood since he was born.

Shasha has been a member of the culb since she entered the university.

Mr Lee has been worked in the factory since he was 18.

Nancy knew the professor since she was a middle school student.

They have had the car since they came to China in 1990.

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