下列各句中，没有语病的一项是：（ ）

She was so ________ in her job that she didn’t hear anybody knocking at the door.

So absorbed_____in her work that she didn’t realize I was behind her.

It is difficult for any of us to eat better, exercise more, and sleep enough, ________we knowwe should.

I just wonder ____ that makes him so excited. [ ]