Tham Gia Group Dành Cho 2K8 Chia Sẻ, Trao Đổi Tài Liệu Miễn Phí
10. All the teachers work on an entirely
a. volunteer
weOker
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basis.
b. volunteered c. voluntary
d. voluntarily
by the AIDS
II.
11. They volunteer to take care of children who have been
A. Fill in e
epidemic.
a. supported
governm
emerge
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all c
d. orphaned
b. suffered
12. It' ...