so2和cl2漂白原理

英语,快的给采纳. SAT语法IE题,1.Flints found in the rgion extending from the Nile Valley to the highlands of eastern Iraq (attests to) the presence of people there as long ago as one hundred thousand years.2.(In a world that) the rate of technologival and social ch 用英语写, 用英语怎样写, It is he who can speak French ,English,and Japanese,___________?A.doesn't heB.can't heC.can't itD.isn't it i know nothing about the young man___except that he is from America.A,to defeatB,defeatingC,defeatedD,be defeated说明理由, ——such heavy pollution already,it may now be too late to clean up the river.A:Having sufferer B:Suffered from C:To suffer D:suffer fromA的应该是suffered 帮我做一道高二英语选择题why not get some work experience first ---go straight on to university?a or rather b other thanc more than 请会的亲们再教教我是什么意思?为什么选那个选项`~d rather than-----是 ________the cry for help,peoplenearby immediately rushed to the swimming poor.A.To hear B.Hearing C.Having heared D.They hearing 英语连词成句:next,are,Bob and Eric,in,tue,y,picture,brothers 今天就要 picture,in,next,the,my,are,cousins.连词成句 In the next picture are my brothers,Bob and Eric这句话的表语是什么 the,is,your,uncle,next,in,picture,连词成句 In the next picture are my brothers 谐音怎么读? 济南的冬天 本段最后一句话表现了作者怎样的思想感情不要敷衍回答!我要正确的答案!快!作业!现时一晚 根据意思填词1、Do you know the answer ( )the question.2、I am feeling unwell and l must go to ( )the doctor.句型转换3、Tim is never late for school.(改为同义句）Tim is ( )( )( )for school.4、Lucy can hardly speak any Chinese.（ 英语倒装句的构成? 一些初二英语题.超简单.可我不会1.______ you _____(have) your milk? -Yes,I have.2.That boy tried ____ (climb) the tree,but he failed.3.The bus _____ (go).It left ten minutes ago.4._____ (luck),they came back home safely.5.In English,I am 1.I like coffee.There is milk in it.(合并为一句）I like coffee ________milk ________it. for,the,thanks,photo,your,family,of(连词成句) 连词成句：the,for,photo,your,of,thanks,family.把句子翻译过来. for,of,thanks,your,family,the,photo连词成句 连词成句great,for,of,your,thanks,the,family,photo 帮下忙 连词成句 photo of family the for thanks your . 《济南的冬天》表达了作者怎演的思想感情? 济南的冬天第三段表达了作者怎样的思想感情 用英语翻译"我爱好音乐、摄影,善于与人交流,乐于助人,热爱自然,热爱和平" 复合函数增减性怎么判断THX用同增异减还要什么别的条件? 复合函数的增减性的规律 关于复合函数的增减性定义在(-1,1)上的函数f(x)=-5x-sinx的增减性答案是在此区间上单调递减,求原因.本人觉得应是递增关于复合函数的单调性不是"减减增"吗?如果-5x是减函数 ,-sinx也是减函数 , with sofa cloth on is it a it?连词成句 step 2(for section) 1.连词成句(句末标点已给出）.the,is.sofa,a,on,backpack,_________?the,math book,in,is,the,bookcase__________.at,your,can,look,hat,new,l——————?david,keys,are,where,your-————-----?is,my,dresser,on,alarm