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【单选题】
杀菌力功效最高的灭菌:A.
熏蒸法
B.
煮沸法
C.
浸泡法
D.
高压蒸气灭菌法
E.
紫外线照射法
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反馈参考答案：
举一反三
【单选题】You______ the difficulties after I explain the whole thing to you.
A.
will be seen
B.
will have seen
C.
will see
D.
see
【单选题】______ their homework, the children went for a walk.
A.
When they were doing
B.
After they have done
C.
Having done
D.
Have done
【简答题】哪些情况列车不准分部运行？
【简答题】A．After they have sent the electronic forms to the schools they apply. B．After they have posted the Common Application to the university they apply. C．Not until .the school knows the number of Common ...
【简答题】函数y=sin（-2x）的单调递增区间是______．
【单选题】______ their homework, the children went for a walk.
A.
When they were doing
B.
After they have done
C.
Having done
D.
received...didn't accept
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