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Cathy Trang

Past perfect vs past simple

1. Almost everybody (leave) ............... by the time we (arrive) ..................

2. He(wonder) .................. whether he (leave) ........... his wallet at home.

3. The secretary (not leave) .......... until she (finish) ......... her work/

4. The teacher (ask) ............ the boy why he (not do) .............. his homework.

5. She already (post) .......... the letter when she (realize) ........ she (send). .................. it to the wrong address.

Linh Diệu
4 tháng 2 2017 lúc 14:53

Past perfect vs past simple

1. Almost everybody (leave) ........had left ....... by the time we (arrive) .....arrived.............

2. He(wonder) ........wondered.......... whether he (leave) ...had left........ his wallet at home.

3. The secretary (not leave) .......didn't leave... until she (finish) ..had finished....... her work/

4. The teacher (ask) ....asked........ the boy why he (not do) .......hadn't done....... his homework.

5. She already (post) .....had posted..... the letter when she (realize) ....realized.... she (send). .........had sent......... it to the wrong address.


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