Question

各位英语达人，帮几道题哈！O(∩_∩)O~

(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.

Answer 1

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.