Don't make so much ________.Your mother 发布时间:2017-06-04 00:52 │ 来源:www.tikuol.com 题型:选择题 问题: Don't make so much ________.Your mother is asleep.[ ]A. voice B. sound C. noise
题型:选择题 根据表提供的信息,下列判断错误的是( )第一周期1 H第二周期3 Li4 Be5 B第三周期11 Na12 Mg13 AlA.元素所在的周期数等于其原子的电子层数B.原子序数与元素原子核电荷数在数值上相同C.第二、三周期元素的原子从左至右最外层电子数逐渐增多D.金属元素的原子,其最外层电子数一般少于4个,在化学反应中易得到电子,趋向达到相对稳定结构 查看答案
题型:选择题 根据所给的中文意思完成句子。每空一词。小题1:当你离开房间的时候,不要忘记关灯。Don't forget to ________ ________the light when you leave the room.小题2:我还没有清理冰箱呢。He has not ________ _________ the refrigerator yet.小题3:他住在自己用废品建造的房子里。He lives in a house that he built himself _______ _______ trash.小题4:不允许在公共场合抽烟。Smoking is not allowed ________ __________小题5:一些同学赞成这制度,但一些同学反对它.Some students________ ______ the rule, but some are against it. 查看答案