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高锰酸钾在生活中的作用化学活动要用, 什么是等离子切割机? 等离子切割机类型 两个轻质杆通过铰链连接,铰链对他们的力可能沿什么方向?说出可能的就可以了.尽量详细点. 高锰酸钾能和什么发生反应吗 盐和高锰酸钾会产生什么反应?如题 He said he couldn't ( ) three days away from work.A,waste B,afford选哪个呢?为什么选b呢？ 英语翻译 He said he couldn't _____ three weeks away from work.A.wasteB.spendC.affordD.cost请问是选B吗?如果不是那选什么?为什么? 关于铰链受力铰链提供的支持力是不是一定沿杆方向?如果有多个杆呢 黄河上中下游的分界城市是什么 Jack, ___monitor of our class 为什么不加the “笔落惊风雨,诗成泣鬼神”这句名言是谁写的? 转载的载读什么音 满载载读什么音? 载人的载读什么音?是第三声还是第四声，还是两个都行 our monitor says that this is very（）；这括号里是填important呢,还是它的副词,求讲解,也求翻译这个句子 求15个字的唯美句子 首字母填空(1)Our monitor runs very fast.He is a s______in our school term.(2)I usually watch sports programmes on C______5.(3)I often e______ gifts with my friends on Christmas Day.(4)Congratulations!You did very well at the class.(5)It was r___ 十二个字的唯美句子带有王中琴王中琴三个字分开也行 1.our monitor is very kind and hlepful.he is often asked————a to play b playing with c to play with d playing 怎样少开水快啊 载体 怎么读 泵车英语怎么称呼 吃得太多对你没有好处的翻译 翻译：吃得太多对你身体没好处 不要花费太多时间看电视翻译成英语 The boy__ on my left is our monitorA.seating B.seated C.sitting D.being sitting [ (B) why?]为什么不是The boy （who is） sitting on my left is our monitor 呢 根据所给中文完成句子 the boy_____ (后面的) is our monitor. the boy___is zhang wei,who is our monitorA.carries a school bagB.with a rule in his handC.with computers in handD.which has a stamp in his hand the boy running p_____the teachers' office is our monitor. the boy on the baicony is our monitor 对on the baicony提问 ------ ------- is ------monitor