【题目】选择合适的介词填空。
on in at after with
【1】When do you go back to school ________ lunch?
【2】I often clean my room ________ Sundays.
【3】I often play basketball ________ my friends.
【4】We often play football ________ the afternoon.
【5】I usually eat lunch ________ home.
【答案】
【1】after
【2】on
【3】with
【4】in
【5】at
【解析】
略