五年级下册语文作业

三角形按角分,可以分为( ).( ).( )按边分,则可以分为( ).( ).( ) 这种体温计怎么用? Once an old man went to see a doctor. The doctor looked him over carefully and said,“ Medicine won one day a man went to see a doctor,after the doctor looked him over carefully,he said to the manwell there is nothing much wrong with you but i an afraid you have a problem you worry too much a few das ago i had a man with the same trouble as you .he That can mean different things to different people是什么意思 Once an old man went to see a doctor.The doctor looked him over carefully a 熟石灰和氯化镁反应是什么反应类型 过氧化钠与铝粉混合物共18.3G,加入100ML水,充分反应后混合物完全溶解,并收集到5.6L气体.1.收到的气体成分是?2.生成气体的体积比?3.家、计算反应后溶液中各溶质的物质的量浓度（该溶液体积 碳酸根与碳酸氢根溶液中同时有碳酸根和碳酸氢根,引入氢离子,则氢离子与谁先反应需要原理和依据,不懂勿进. ·[he put up some signs_(ask)someone for help]有助于回答者给出准确的答案为什么? He put up some signs asking for help分析此句子的成分：asking for help 是现在分词短语作后置定语吗?另外在不考虑句子译文的情况下可不可以把asking 改成 to ask 解释为不定式短语作目地状语. He also put up some signs asking for old bikes.为什么用asking ,用to ask 可 江西省吉安市遂川县的堆子前分多少个村、分别是哪些村、 二战以后发生的全球性经济危机,年份,大概事件 如何使用体温计? A man went to see a doctor.“Open your mouth,” the doctor said.Then the man opened his mouth and“ Doctor,you don’t understand,” the man said,“ I ……”“ I don’t want to hear any excuses,” The doctor said,“ You must find time for 为什么是he puts up signs asking for help.那么to ask for 我知道ASKING是伴随状语， 碳酸氢根,碳酸根的区别? A student once said how useless it was to put advertisements in the newspaper a man once said how useless it was to put advertisements in the newspapers一个男人说在报纸上贴广告是多么无用,是这么翻译吗?谁能帮我分析一下句子成分谢谢 污水对我们的危害（至少5条）急用! a student once said how useless it was to put advertisements in the newspapers.为什么不用uselessly 污水对环境有哪些危害? 短文翻译 A man once said how useless it was to put advertisements in the newspapers.“Last week,” ?χ?向有铝粉与过氧化钠组成的混合物中加入足量水,当反应停止后,溶液澄清,共收集到气体3.5g,相所...?χ?向有铝粉与过氧化钠组成的混合物中加入足量水,当反应停止后,溶液澄清,共收集到气体 Espresson with whipped cream 如题 moisturising cream with plant extracts是什么?早上用还是晚上用? placenta cream with vitamin e pacenta cream(with vitamin e)盖子是肉色的,英文字旁是一只绵羊,我一澳大利亚朋友带来的.是脸上手上都能用吗?但我用了后皮肤还是干干的,脸上有白色干皮,什么原因? optimus怎么读 向铝粉和过氧化钠的混合物中加入足量水振荡,当混合物全部溶解后,得到无色透明溶液,并放出7g气体.向该溶液中滴加5mol/L的Hcl,有白色胶状沉淀生成当加到280ml时沉淀恰好溶解.求原混合物中铝 Why not _____(ask) the policeman for help?用适当形式