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- 1Jim is fond of playing () piano while Tim is interested in listening to () music.
- 2下列句子与例句中的“之”意义或用法相同的一项是( )(2分)
- 3一立方一平方怎么换算
- 4(-125)*(-25)*(-5)*2*(-4)*(-8) =要简便算式
- 5传统的酒精灯已经使用了200多年,由于传统的酒精灯封闭性差,在使用时应注意两个绝对禁止:_;_.
- 6如图,已知直线AB,OC⊥AB,OD⊥OE,若∠COE=1/5∠BOD,则求∠COE,∠BOD,∠AOE的度数.
- 7A man cannot whistle and drink at the same time的翻译
- 8读书心得和读后感一样吗?
- 9请问 How long has She been skating?How long has She skated?How long did she skate?
- 10有一种节日彩灯上串联着20只小灯泡,接在电压为220V的电路上.如果电源插头处的电流是200mA,那么,通过每只小灯泡的电流是_A,每只小灯泡两端的电压是_V.