下列各句中，没有语病的一句是（ ）

Shall we walk around the park or go fora bike ride— _________. They are both goodactivities to me .

_______ does your cousin like koalas — Because they are very cute.

Would you mind my using your car—.Here is the key.

The young man _____ the car hoping to arrive at thestation to meet his girlfriend on time.