我根本来不及回答所有的问题。

I had nothing like enough time to answer all the questions.

《牛津词典》

我正忙着回答所有的问题。

I am busy replying all the questions.

youdao

我如实地回答了他们的所有问题。

I answered all their questions truthfully.

《柯林斯英汉双解大词典》