He has not been near the office for the past three days.

过去三天他一直没有去办公室上班。

youdao

For the past three days, I have been preparing for today's math test.

过去三天以来，我一直忙着准备今天的数学考试。

youdao

For the past three days, I have been preparing for today's math test.

过去三天以来，我一直忙着准备今天的数学考试。

youdao