They are waiting ___ a bus ___ the bus stop. [ ]

Could you tell the differences _____ these two words? — OK, let me have a try. [ ]

We have T-shirts ________ green for only $ 8. [ ]

Did Aunt Li buy a skirt last Sunday?— Sure. She chose_________ one of the two green skirts.

My cousin is _____________ sometimes. It’s hard for him to change his mind even though his idea is not right.