have an announcement
pay a visit to the
be interested in
guide will give
will tell something about
the advanced workers
many pictures there
we can have a
every one of us
We are going to start out
have an announcement
pay a visit to the
be interested in
guide will give
will tell something about
the advanced workers
many pictures there
we can have a
every one of us
We are going to start out
最新问答: 在相同条件下,氯气的密度是空气的几倍? what后接名词作为特殊疑问词,什么时候接单数,什么时候接复数? 25 15 10 55 ( ) 这个空应该填什么? 数学找规律 3 13 4 11 6 9 ( ? )( ? ) 谢谢 and many other w____ shows on TV. 写景的小诗! 甲,乙丙三个修路队共同修完了一条公路,下面是甲、乙丙三个队长的一段对话.甲队长说:“我们修了全长的 She has a puppet改为复数句 ______实验第一次证明了大气压的存在而且很大;一个标准大气压的值为______Pa. 小东和小明共有45张邮票,小东送给小明3张,小东剩下的邮票张数正好是所有邮票的9分之7,小东原来邮票多少张? 几个化学平衡的问题1.一定温度下,可逆反应3X(g)+Y(g)==2Z(g)达到限度的标志是D.X、Y、Z的分子个数比为 ge二声,写声母g韵母 e用不用写声调啊 "什么是燃烧的三要素?\x09" 小明去旅游三天,三天日起和为58,问这三天分别是几月几日 统计图有哪几种 写出下列句子所描写的单词1.a small garden around the house2.come or go in 劲酒虽好,可不要贪杯喔,用英文怎么说? It hasn't been decided yet whether/if he will come soon这句话的时 老师在黑板上写出了三个算式:5的2次方减3的2次方等于8*2,9的2次方减7的2次方等于8*4 一道物理概念题阅读课本回答,影响半导体导电性能的因素:————,—————,和掺杂物,利用半导体材料可以制成————,—
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