第1个回答 2009-08-04
这些题完全是考查，过去完成时的用法的。“过去发生两个动作，先发生的用过去完成时，后发生的用一般过去时。”所以答案为：
1.After she had written the letter ,she went to the post office.
2.After he had had dinner ,he went to the cinema .
3.when I had fastened my seat-belt ,the plane took off .
4.We did not disturb him until he had finished work.
5.As soon as he had left the room ,I turned on the radio .
6.He had been very ill before he died .
第2个回答 2009-08-04
1 After she had wrote the letter,she went to the post-office.
2 After he had had dinner,he went to the cinema.
3 When I had fastened my seat-belt ,the plane took off.
4 We did not disturb him unitl he had finished work.
5 As soon as he had left the room,I turned on the radio.
6 He had been very ill before he died.
看一参看新2练习册，LESSON14。当然学生用书中也有
第3个回答 2009-08-04
she went to the post-office after wrote the letter.
after dinner,he went to the cinema.
the plane took off whenI fastened my seat-belt
we did not disturb him unitl he finished work.
I turned on the radio as soon as he left the room.
he was very ill before died.
有什么问题，请指正
第4个回答 2009-08-04
She went to the post-office after writing the letter.
He went to the cinema after having dinner.
I fastened my seat-belt when the plane took off.
We didn't disturb him until he finished work.
I turned on the radio as soon as he left the room.
He was very ill before he died.本回答被提问者采纳