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【单选题】
静电场中某点电势的数值等于A.
试验电荷 置于该点时具有的电势能
B.
单位试验电荷置于该点时具有的电势能
C.
单位正电荷置于该点时具有的电势能
D.
把单位正电荷从该点移到电势零点外力所作的功
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反馈参考答案：
举一反三
【单选题】新炫手机饰品店-积分
A.
0
B.
亲,凡在本店铺购买商品,即可享受等值积分,您可在积分商城兑换商品,祝您购物愉快。
C.
亲,当前您的会员卡余额还有***元,祝您购物愉快。
【简答题】从B栏中找出与A栏相对应的答语。 A ( )1. Hello! ( )2. Good afternoon! ( )3. Good morning! ( )4. Good evening! ( )5. Good night! B A. Good evening! B. Good morning! C. Good night! D. Hi! E. Good afterno...
【单选题】听力原文：F: Good morning, Andy. M: Good morning Jessie. What can I do for you? F: Look, several days ago, I changed my job to be a trainer in a big company. And I suddenly feel uncomfortable with my prese...
A.
She has found a job.
B.
She has become a teacher.
C.
Her boss is dissatisfied with her hairstyle.
D.
All of the above.
【单选题】Drinking water in summer _____ your health. [ ]
A.
is kind to
B.
is good at
C.
are good for
D.
is good for
【单选题】If a good is imported into (large) country H from country F, then the imposition of a tariff in country H
A.
raises the price of the good in both countries (the "Law of One Price").
B.
raises the price in country H and cannot affect its price in country F.
C.
lowers the price of the good in both countries.
D.
lowers the price of the good in H and could raise it in F.
E.
raises the price of the good in H and lowers it in F.
【简答题】听录音，将你听到的内容序号填在括号里。 ( ) 1. A. Good morning! ( ) 2. A. Hello, Miss White! ( ) 3. A. Fine, thank you. ( ) 4. A. Nice to meet you! ( ) 5. A. How are you? B. Good afternoon! B. Hello, ...
【单选题】新炫手机饰品店-优惠
A.
0
B.
亲,以下是近期活动链接,请您点击查看详情,祝您购物愉快。(活动链接地址)
C.
亲,店铺的不同商品邮寄政策会不同,请根据具体商品查看邮寄政策。
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