如何用excel计算矩阵

麻烦问一下,是does they还是do they?在问句中! 他们有篮球吗 为什么要用 Do they 不用 Does they it是用does提问还是用do提问?does it? 若长方形的长增加了x%以后,为了使长方形的面积保持不变,则这个长方形的宽应减少多少? your后(或前)加do还是does? She is so careful that she makes few mistakes.的同意句She is ( )( )( )( )few mistakes. 根据句意完成句子Seven _____ four is three.--What is 123 in English?---It's one _____ and twenty three.Peter is seven years old . He is in a _____ school .Peter is an English name ,bur Xiao MIng is a _____ name.You must have ____ before you t 根据句意,完成句子她满心欢喜地和孩子们一起观看电视节目.（ ）（ ）in her heart,she watched the TV programme with her children. 根据句意完成句子.1.The___(postman)deliver letters to us every day.2.The ___(speak)in the front is from Huainan,Anhui Province.3.Yao Ming is playing basketball in the United___(state）4.An interpreter is a person who ___(translate)one languag 根据句意所给提示完成句子.1.Show------[我们] your photos, please.2.My bother and I like------[swim].3.She------[teach] the students English nwo.4.We are learning in the ------[书房].5.My sister------[have] a nice camera .6.The ------[ 根据句意及所给提示完成句子.i'll take this t-shirt lt's_______ Great changes have taken place since you left.这句话是个什么从句?省略了什么关系连词?省略的关系连词加在哪? If one day you feel like crying… "有权利做某事"英语怎么说?并造一句句子! 如何受人尊重? 英语翻译If one day you feel like crying,call I can't promise to make you laugh but I can cry withyou. The boy is too young to ________clothes himself.A、get dressedB、put onC、wearD、dress Tom is too young to _____ clother himself添wear还是put on 如何生命健康 最近认识一个男孩子,那总要相互了解,但我没有工作,我不知道怎么开口对他说?最近认识个男孩子,他很喜欢我,两个人都不好意思我们都是城市里的,一般像我这个年龄段的,有的很老练,工作稳 能不能把“健康的生命”换成一个两字词语 如何让孩子健康快乐地成长? 人的第一次生长发育高峰期是_______期 请翻译以下机械类词汇,谢谢!急停,现场－中控,空气入口 英语翻译弧形切刀辊、弧形切下辊、吸附辊如果准确,追加50分,不成敬意,聊表寸心! My son is five years old ,but he can ___himself.A.dress B.put on C.wear D.have on理由 The boy is so young that he can't dress himself The boy is (四个空） dress himself The story made us __(feel)afraid,we didn't like it.用所给动词的正确形式填空 it made me feel tired.为什么feel是原型? 生命的二次成长是什么 生命成长 人生有二次生命吗