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- 1It is more blessed to give than to receive.翻译
- 2只用一种试剂可鉴别(NH4)2SO4、NH4Cl、AlCl3、Na2SO4和NaCl五种溶液,这种试剂是( ) A.NaOH B.HCl C.Ba(OH)2 D.H2SO4
- 3they do not allow anyone to shout in the room同意句 —in the room is not —— 填在空里我初二
- 4连词成句 tell way to let me you the house me
- 5求一篇my hobby的英语作文,六十字以上
- 6What are these They aye fishs 哪个单词错了?请改正 .
- 7什么是抽屉原理?
- 8分子式为C4H10O并能与金属钠反应放出氢气的有机化合物有( ) A.3种 B.4种 C.5种 D.6种
- 9如图,一个平行四边形被两条直线分成4个小平行四边形,其中三个的面积分别是22平方厘米、33平方厘米、90平方厘米,阴影部分的面积是多少?
- 10They were___ because they didn’t have lunch.