“How”的用法。
【小题1】—____________ are these balls?
— Ten yuan.
【小题2】—____________ do you eat vegetables?
— I never eat vegetables.
【小题3】—____________ players are there on a team?
—Five players.
【小题4】—____________ do you go to Beijing?
—By train.
【小题5】—____________ are you?
—I’m 1.6 metres tall.