英语语法分析

I like doing both, and in fact I need to do both at the same time to keep me from going crazy.

我喜欢同时做这两件事，而且事实上我必须同时做这两件事，以免我发疯。

I like doing both and in fact I need to do both at the same time to keep me from going crazy.

这两个我都喜欢，而且事实上我必须同时做这两件事，以防我疯掉。

There's a welcome familiarity but also sometimes a slight suspicion that time has changed you both, and thus the relationship.

大家都很熟悉，但有时也会有点怀疑，时间已经改变了你们俩，也改变了你们的关系。