HSK 1
Jīntiān xiàochē wǎn le shí fēnzhōng.
The school bus was ten minutes late today.
HSK 2
Háizi měitiān zuò xiàochē shàngxué.
The kids take the school bus to school every day.
HSK 3
Xiàochē zǎoshang qī diǎn bàn lái jiē rén.
The school bus comes to pick up students at 7:30 in the morning.
