1 . Last weekend, we volunteers stood on the street and give out masks free of ________ (费用). （根据汉语提示单词拼写）

2 . I wanted to pay the train________, but my friend insisted. Finally I had to________.

A．fee; give up

B．fare; give in

C．money; give out

D．fare; give away

3 . I had to leave because my family could not continue to pay my school _______(学费)and the bus fare. (根据汉语提示单词拼写)