他有时骑自行车去上学。

He sometimes goes to school by bike.

youdao

他常常骑自行车去上学，但有时也乘公交车。

He often goes to school by bike, but at times he takes a bus.

youdao

他常常骑自行车去上学，但有时也乘公交车。

He often goes to school by bike, but at times he takes a bus.

youdao