(1)我到达火车站的时候,火车已经开走五分钟了.The train _________________when I got to the station.(2)到昨天下午的时候,他们已经完成了这件工作.By yesterday afternoon,they_________________the work.(3)他一回到家,就开始做作业.He _____________________he began to do his homework.

问题描述:

(1)我到达火车站的时候,火车已经开走五分钟了.
The train _________________when I got to the station.
(2)到昨天下午的时候,他们已经完成了这件工作.
By yesterday afternoon,they_________________the work.
(3)他一回到家,就开始做作业.
He _____________________he began to do his homework.

The train had already gone ,when I got to the station.
By yesterday afternoon,they have finished the work.
He gotten home,he began to do his homework.