there is_____ MrWilson onthe phone for you —I’m in_____bath

Why did Tom go to bed so late yesterday—Because his homework _______ on time.

下列各句中，没有语病的一项是（）

How about paying a visit to Mr. Richardson, our former history teacher?—Good idea. I will e-mail him today so he ___ know ___ to expect us.

Success always hides behind the next comer in the road, so you will never know how close it lies you turn the comer.