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【单选题】
下列有关电池的说法不正确的是（ ）A.
锂离子电池属于二次电池，是目前手机、笔记本电脑等现代数码产品中应用最广泛的电池
B.
铜锌原电池工作时，电子沿外电路从锌电极流向铜电极，再由铜电极经电解质溶液流回到锌电极
C.
甲醇燃料电池可把化学能转化为电能
D.
锌锰干电池根据电解质的性质分为酸性碱性两大类，但都是以锌电极为负极，被氧化的过程
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举一反三
【单选题】Mobile phones are also 3 because they have many good features
A.
annoyed
B.
interested
C.
interesting.
D.
annoying
【单选题】Throughout the 1970s, Americans put more value on common interests than on personal interests.
A.
Y
B.
N
C.
NG
【单选题】Her treatment of the subject is exhaustive
A.
very boring
B.
very thorough
C.
very interesting
D.
very touching
【单选题】The word They in paragraph 5 refers to
A.
cognitive psychologists
B.
memory structures
C.
interests, attitudes, skills, and knowledge of the world
D.
what you perceive and how you interpret your perceptions
【简答题】Teaching materials for learning Chinese are provided here. There are sites where you may find interesting instructions suitable for you. Here are some sites to begin your surfing. You may start with t...
【简答题】原始人的思维是()的思维,不会抽象思维。
【单选题】The word transient in the passage is closest in meaning to
A.
unimportant
B.
temporary
C.
interesting
D.
clear
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