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【判断题】
当把毛细管的端插入试样溶液并加上电场E时,组分就会因电迁移和电渗作用而进入管内A.
正确
B.
错误
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举一反三
【简答题】A．She hates to speak in front of many people. B．She feels very embarrassed. C．She thinks it's not a big problem. D．She doesn't feel nervous at all.
【单选题】She likes cooking but she hates _______ the dishes. She thinks it’s so boring.
A.
doing
B.
do
C.
does
D.
did
【单选题】She hates ____ dishes, but that’s her daily job.
A.
washing
B.
wash
C.
to wash
D.
to washing
【简答题】Although she hates her stepmother, __________she goes to see her for the love of her father. A．so far B．as a result C．now and then D．in case
【简答题】楼板层隔声主要是针对()。
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