铁和过氧化氢反应

用on造句 Leader是什么? Party Tom asked his mother,Will she stay at home with me and Dad tonight 改错! 一个游泳池长50米,宽30米,平均深1.8米.如果每1平方米用水泥5kg每袋水泥（50kg为一袋）需要20元,买水泥一共要所少元钱 1.如果每一平方米用水泥5kg,每袋水泥（50kg为一袋）需20元,买水泥一共需要花多少钱?2.现有语文书42本,数学书112本,英语书70本,平均分成若干堆,每一堆中这三种书数量分别相等,最多可分多少堆 梦见蝴蝶代表什么意思梦见花丛中很多人围绕着抓蝴蝶,很漂亮很大的蝴蝶,就想蝴蝶标本的那种,可是有个女的抓个美丽的大蝴蝶后用剪子把蝴蝶头给剪掉了 抹水泥的面积是多少平方米?如果每平方米需水泥1千克,一袋50千克的水泥价格为19.5元,这些水泥大约要多少元? 梦到蝴蝶有什么寓意昨晚梦到我家前面有一棵树,树上有蓝色的花、黄色的花还有粉色的…………从那棵树上每飘落一朵蓝花就会有一只蓝色的蝴蝶随着花飞,好像是送花走,然后它再回来…… Last year,I did not like my English class we have lunch at school改为一般疑问句 We always has lunch at school这句话怎么错了? we must have lunch at school.写出一句意思相同的句子. I like __ in the small river near our home. He is a good leader who always thinks more of the public than of himself,＿we should follow the...He is a good leader who always thinks more of the public than of himself,＿we should follow the example of.a.which b.one c.the one d.whoever答案是B Wu Tianxiang is a good leader who always thinks more of the public than of himself,_____we should follow the example of.A.which B.one C.the one D.another选哪一个?为什么?请详细一点. As a great leader,he always thinks more of others than ______(he) I have had lunch at school 对have had提问回答的在洛克王国给糯米蛋蛋包母 he always thinks more of others than of himself这句话为什么要这么说?more 为什么可以在think of 中间?he always thinks more of others than himself不可以吗? He lives near to the school 是否成立 a bit,a little of,a little bit,a bit of的区别.she is( )quite.应该填什么? she lives near the school同义句 she lives near the school同义句 We usually have lunch ___12 o'clock.A in B on C at D to she studed English last year改为疑问句和否定句 「Stay with you untill the end of live」中文是什么意思? If I had 24 hours to live,If I cannot get togeter with you,I would stay with How many students are there in your school (同义句） How many students there are in your school?这题哪里错了? 改错 How many students there are in your school? l have lunch at half past eleven. They have lunch ( ) half past eleven.选正确的介词 (on) (at)（in) miss li(have) lunch at half past eleven.改正确形式