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【判断题】
热加工对原料适应性好,工艺流程简单,但原料转化率低,产物性质不理想A.
正确
B.
错误
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举一反三
【简答题】涉密人员脱离涉密岗位必须实行脱密期管理，其中核心涉密人员脱密期为______年，重要涉密人员为______年，一般涉密人员为______年。
【单选题】If I had hurried, I ____________ the train yesterday.
A.
would catch
B.
could catch
C.
would have caught
D.
had caught
【多选题】淀粉是由D-葡萄糖通过哪两种糖苷键结合而成的高聚物,可分为直链淀粉和支链淀粉。
A.
a-1，4糖苷键
B.
b-1，4糖苷键
C.
a-1，6糖苷键
D.
b-1，6糖苷键
【简答题】输出 1000 以内的所有 “ 完整数 ” 。 “ 完整数 ” 是指除本身外的所有因子之和等于该数, 比如 6 的因子 1 、 2 和 3 ,且 6=1+2+3 ,那么 6 就是 “ 完整数 ”
【单选题】If I had hurried, I ______ the plane.
A.
could catch
B.
would catch
C.
should catch
D.
would have caught
【单选题】---Did you catch the plane? ---No, if I had hurried, I ______ .
A.
would
B.
would have
C.
could
D.
did
【单选题】If I had hurried,I ______ the train.
A.
would catch
B.
could catch
C.
would have caught
D.
had caught
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