皮皮学，免费搜题
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【单选题】
下列哪种电池具有记忆效应?A.
镍氢电池
B.
铅酸蓄电池
C.
镍镉电池
D.
锂电池
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【单选题】Question 3 [音频]
A.
Entertain them with big meals.
B.
Let them enjoy some holiday games.
C.
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D.
Send their families some holiday gift cards.
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A.
Entertain them with big meals.
B.
Let them enjoy some holiday games.
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D.
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