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【单选题】
抗体与抗原的结合部位是A.
CH1 区
B.
CH2区
C.
CH3区
D.
Fc段
E.
Fab段
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【单选题】The findings from our market research are ______ unexpected that we must conduct another test to confirm them.
A.
as
B.
too
C.
so
D.
very
【单选题】We must remember that _____fashion is not the most important thing in _______ life.
A.
/; the
B.
/; /
C.
the; /
D.
the; the
【简答题】In order to know a foreign language thoroughly(完全地),four things are necessary. First, we must understand the language when we 1 it spoken. Secondly, we must be able 2 it ourselves correctly 3 confiden...
【简答题】住宅区规划的功能指标包括__________和________两类。
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