-- Are these _______ all from No. 2 Middle School?
-- Yes. They often _________ their free time to help the old here.
A.volunteers; volunteers | B.volunteer; volunteers |
C.volunteers; volunteer | D.volunteer; volunteer |
-- Are these _______ all from No. 2 Middle School?
-- Yes. They often _________ their free time to help the old here.
A.volunteers; volunteers | B.volunteer; volunteers |
C.volunteers; volunteer | D.volunteer; volunteer |