——— I didn't know you take a bus to school.-------- Oh,I hardly take a bus,but It's snowing .

——— I didn't know you take a bus to school.-------- Oh,I hardly take a bus,but It's snowing .
——— I didn't know you take a bus to school.-------- Oh,I hardly take a bus,but It's snowing .

——— I didn't know you take a bus to school.-------- Oh,I hardly take a bus,but It's snowing .
我先前并不知道你是乘公交车上学.
哦,我很少乘公交车,但是今天在下雪.

——我不知道你会乘公交到学校。
——哦，我很少坐公交，但是今天下雪了。

——我先前不知道你乘了公交车来学校
——哦，我很少乘公交，但是今天下雪了

——我不知道你乘了公交车来学校
——哦，我几乎不乘坐公交，但是今天下雪了。 @_@祝你学习进步！