回到家时，我只有几个小时的时间做作业，所以我必须马上开始做。

By the time I got home, I only had a few hours to do my homework, and I had to do it right away.

youdao

因此，一旦你收集了一些信息，马上开始做！

So as soon as you gather some information, act on it!

youdao

监考老师一声令下，同学们马上开始做卷子。

After the supervisor declared the start of the test, all the students got right down to writing.

youdao