下列各句中，没有语病的一句是

In ________ old society many young women died by sostrange and cruel ________ custom.

He wants ______ at the pool. But now he ______ his homework.

the big crowd coming towards him, he started to run down the hill, but ______ and went down on his hands and knees in the melting snow.

Tom failed the exam. —Just his luck.__________