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题目内容
（河南科技大学-大学英语）
We had a long debate _____ whether we should spend so much money on space technology.( )(本题2.0分)
A、 as to
B、 so as
C、 as about
D、 so as to
A、 as to
B、 so as
C、 as about
D、 so as to
参考答案
