III. Join the two sentences using the past simple or part perfect tense.

1. Tom went home after that I arrived at the party.

=> After Tom

2. She had dinner and then she came to my house.

=> Before she

3. She went to the airport but the plane had already departed

=> After the plane

4. Her wallet was stolen and then she went to the police station.

=> Before her

5. I took the bus and then went shopping.

=> After I

`1` After Tom had gone home , I arrived at the party .

`2` Before she came to my house , she had had dinner .

`3` After the place had already departed , she went to the airport .

`4`

`@` Before she went to the police station , her wallet was stolen .

`@` After her wallet had been stolen , she went to the police station .

`5` After I had taken the bus , I went shopping .

`-` Sự kết hợp của thì quá khứ đơn `-` quá khứ hoàn thành .

`@` Before + S + V(quá khứ) + O , S + had + V3/Vpp + O .

`@` After + S + had + V3/Vpp + O , S + V(quá khứ) + O .