冷却系统大循环小循环

新疆维吾尔族自治区的面积 新疆占中国土地地理面积的多少? 请问新疆占国土面积多少? 地球上所有海平面以上的陆地总重和所有海洋水比,哪个重?注意,是海平面以上的所有陆地总重哈哈，自己已经估算出来了，其实不难，答对的有分！ 一个西瓜切四刀,切成带有10块皮的9块西瓜,怎么切? 一个西瓜,怎样切4刀把它切成9块,吃完后有10块皮? 一个西瓜,怎样切四刀把它切成9块,但吃完后有10块皮?列式说明. 我国海洋面积占领土面积的几分之几?精确一点, I find _____ hard to get along with him.A.thatB.thisC.itD.is 改写句子I find that it is hard to get along well with all my classmates.I find --- ---to get along well with all my classmates 请问I find it hard to get along with him中hard是做什么成分?it后面怎么不加一个is? i found______hard to get along with him in the past,but now he has changed A that Bit is Cit Dit's you may _____find it hard to get along well with themA certainlyB likelyC possiblyD probably告我为什么 一个西瓜切4刀切成9块,怎样切法 find+形式宾语的句型 it作形式宾语——find/think/belive+形容词/名词/for sb.+to do sth.例句：we all think it necessary to do exercise.关于这个句式,为什么不是it+is+形容词/名词 即：we all think it's necessary to do exercise.此时 it's necess find it difficult to remember everthing 中的it是形式宾语,这种形式一般用____结构来表示. 甲的二分之一相当于乙,甲是单位“1”. 甲数的二分之一比乙数多三 谁是单位一? 甲的二分之一等于乙的三分之一,谁是单位一 甲是乙的二分之一,乙是甲的多少 一顿煤原计划每天烧五分之三吨,可以烧80天.若每天节约0.1吨,这堆煤可以用几天? 我国陆地面积排名世界第()位,人均占有量占世界人均值的() 我国陆地国土总面积约为960万千米,仅次于俄罗斯和加拿大,居世界第三位,但人均土地仅相当于世界平均数的:A三分之一B四分之一C五分之一D七分之一现在的题目怎么那么难,我只好上网找答案 中国人均国土面积在世界的排名, find that hard to believe”“that”后面为什么没有“it is”? he was in a hard situation where he found it hard to deal with others为什么不用that而用where?为什么不看成同位语从句而是定语从句？ 求详解At first she found___ what she wanted to.A.that it hard to do B.hard to do C.it hard to do I find it hard to do that.I find it no good doing that.这两句的宾语分别是什么?hard no good 是什么成分? she also says that these children may find it hard to thingk for thenselves为什么不是it is hard快 为啥要活着? 为什么我活的怎么类