某公司的销折扣政策如下：当顾客交易额判断树

M+4HNO3==PbO2+2Pb(NO3)2+2H2O 由此可推出M的化学式是什么最好说明下原因 （仔细点） 沙特阿拉伯为什么那么热 请帮我起个和亦涵同音或类似音的英文名! 给我起个英文名,有雨的同音,男生越短越好 干燥剂硅胶有毒吗 请问用作干燥剂的硅胶有毒吗? 药酒中放入了干燥剂硅胶有毒吗我泡的药酒,没注意把干燥剂放进去了,上面写的是硅胶干燥剂,泡了20多天才发现的,这酒还能喝吗? -Does Ben bring food_____people?-No.He is a cook.He cooks food for people.这里是填for还是to呢?为什么? The cook cooks good food. My uncle seldom cooks food for his family（改为同义句） My uncle ____ ___ cook food for his famliyI need no meat for lunch.I ____ ____ ____meat for lunch Mum spends one hour ___food for dinner every day A.to cook B.cook C.cooking D.cooks选什么?为什么? 中国看沙特阿拉伯是什么方向 沙特阿拉伯与中国文化的差异 中国现在是晚上9点,那么沙特现在是几点? what () it is!A good weather B a good weather C good weather day 请问现在沙特驻华大使馆的具体地址及大使姓名?如要给他写信,信封写什么地址才能让他收到呢? what type of company(which business sector) would you like to work from?why? 沙特的生活用水在哪里来? What kind of volunteer work do you think to do?帮忙翻译下, 沙特阿拉伯的海陆位置 英语回答If you had a chance,would you like to work in the movie business?In what kind of work?Wh I'd like to work outsite.What volunteer work could I do?You could_______.A visit sick kids in hospitalB help kids with their schoolworkC sing songs for the oldD help clean up the city parks 在木器涂料配方上的改良创新哪家公司比较有方法?使用刚买进的一批木器涂料,发现这些涂料在木器上总涂不匀,效果不行,想对木器涂料配方进行改良,请问该找哪家比较有方法的公司? ( ) good weather!Let's go boating.A、How a B、How C、What a D、What We are like to cook some food at home哪里错了 i'd like to read a book on animals.中的on 和about有什么区别,相同吗 We can cook it at home it,s( )a.expensive b.more expensive c.less expensive d.the mast expensive 英语：animal的中文意思是什么 animals中文是? My father ( )food at home on Sunday.He likes( ).(cook)I often play games () PE lessonsfightout 看这里 animals要真的 用to,like,wuuld,I,read,on,book,a,animals造句