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两根电线分别长24米和16米,现在将这两根电线剪成相等的小段,并且没有剩余,剪成的小段最长可以是多少米算式 两根电线分别长20米和12米,现在将这两根电线剪成相等的小段,并且没有剩余,剪成的小段最长可以是多少米共能剪多少段? 有两根电线,第一根长24米,第二根长18米,要把它们剪成同样的小段,而且不能有剩余,每小段最长有多少米一共能剪几段?急,明天要交.要算式. 为什么最近许多地方都地震呢?先是上海又是黑龙江又是江苏又是河北的? 最近很多地方地震吗?2012真的来了? 为什么最近很多地方都地震?预示着什么?比如地球爆炸``只是比如`` what does jim have to drink 我知道是have sth.to drink .那可不可以说drink sth. Tim喝了什么--What does Tim have to drink .这句中把to去掉可以吗?（115） 小华给一只落在数轴原点上的电子跳虫设定了如下程序：先向右跳1个单位长度,再向左跳2个单位长度,然后向右跳3个单位长度,再向左跳4个单位长度……按以上规律跳到2010个单位长度即停止.1 已知cos(x+∏/4)=1/3,求cos(2x)/cos(x-∏/4)的值（∏是圆周率） 重怎么读? 在the long river 在前加什么介词 ”烟横云倚“是什么意思? 找出Ann's sister is a student的同义句 圆周率是多少? My sister is a student,I am a student合并成一句话：my sister and I___ ___student合并成一句话：my sister and I___ ___students还有一个问：WHAT does fast m____回答：Quick ∫上限圆周率/2,下限负圆周率/2cos的平方(x)dx 选择题 -----John often ------ to his parents? A. Does,write B. Is,write C. Does,write I often write to him.和I write often to him.和I write to him often.有什么区别 求解7到10题 求7-10题答案 You are a student.Is( ) sister a student,too? he is a student.his sister is astudent,( ) A.too B.either C.tohe is a student.his sister is astudent,( ) A.too B.either C.to急 用适当的介词或副词填空.There are some boat ____ the river. The children are swimming( ) the river.(填介词） 新概念英语2 第9课的一个问题 求助：What does a cold welcome refer to? They are too busy and too tired to cook dinner every night的同义句 theachers often c_ they are too busy every day We shall 的缩写形式 we shall的缩写一定要有依据 This is ____(Nick) sister 适当形式填空. 英语填空题 （介词或副词）2.We were glad that his speech had made so deep an impression_____his listeners.3.Their marketing plan is based_____a study of customer needs.4.He is viewed as a strong candidate_____the job6.Her classmates are ve