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【判断题】
电介质中的正负电荷,在电场力作用下只能在原子或分子范围内做微小位移。A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】不属于猪肉绦虫囊尾蚴的特点是（）。
A.
呈白点状的头节构造与成虫头节相同
B.
外为囊壁，囊内充满囊液
C.
乳白色，半透明囊状物
D.
黄豆状
E.
有呈放射状条纹的胚膜
【简答题】Some people do not like anything to be out of place. They are never late for work;they return their books to the library on time;they remember people’ s birthdays and they pay their bills as soon as t...
【单选题】听力原文：M: Yes, well, thanks a lot... haven't been to a party for ages. I'll drop round then. Er...tell me how I can get them. W: All right. Take a 46 bus. M: All fight, but I've seen the 46 going the op...
A.
A dance.
B.
A dinner.
C.
A party.
D.
A wedding ceremony.
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