It will be weeks before they finish doing their homework.
要过好几周他们才能完成家庭作业。
When you finish doing the crossword, the solution is on the back page.
在你完成填字游戏后，答案就在反面。
Can I just finish doing this? I won't be a minute.
让我把这个干完好吗？我很快就好。
Can I just finish doing this?
我能否就完成这件事？
She has to finish doing her homework now.
现在，她不得不完成作业。