下列各句中，加点的成语使用恰当的一句是(　　)

I’m sorry I didn’t attend your birthdayparty because my mother was ill.– ________. Is your mother better now

How was your weekend, Jeff—It was quite busy. I _________ all thetime.

aying goes, “two heads are better than one.”______, teamwork has greater power.

The boy was lucky enough to have escaped_____for being late for school .