问题描述:
As () volunteer teacher in the rural area,she has opened up () students' eyes to the outside
world.
A.the;the
B.a;a
C.a;the
D.the;a
为什么要选C?
world.
A.the;the
B.a;a
C.a;the
D.the;a
为什么要选C?
问题解答:
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