零五网 › 全部参考答案› 课时练答案 › 人教版八年级英语上下册课时练答案 › 第21页

第21页

信息发布者：

visitor

organization

can

owner

donation

interviewer

youth

army

soldier

charity

provide

elderly

active

primary

warmly

make a difference

clean up

give directions

the elderly

pick up

come along

help out

how

to

use

the

elderly

help

them

stay

active

Have

been

to

How

long

has

worked

has

volunteered

since

has

taught

for

two

years

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