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题目内容
(国家开放大学-开放英语4)
You.ve spent three years studying - don.t throw ____.
选择一项:
a.
away it all
b.
away all it
c.
all away it
d.
it all away
选择一项:
a.
away it all
b.
away all it
c.
all away it
d.
it all away
参考答案