He goes to school by bike,sometimes by bus.He goes to school by bike,it takes him 15 minutes.
问题描述:
He goes to school by bike,sometimes by bus.He goes to school by bike,it takes him 15 minutes.
答
语法上是没错的,但英语表达一般简单,不重复.He goes to school by bike and it will cost him 15 minutes.Sometimes,he goes by bus.