法向量夹角的余弦值

英语作业66-75题 1-7题 英语作业7-11题 英语作业5-6题 英语作业第6题 英语作业5-6小题 有效率给好评 英语翻译 There are ____ students in our class than in my siste's class.But they have ___lessons than ours.It's really surprising!A.better,more B more fewer Cmore more Dmore lessI don not understand ____ the instructions_____Ahow means Bhow mean Cwhat mean Dwh That is all for today.(改成一般疑问句）Can I help you?(改为同义句）There are six boats on the river.(对six进行提问）like,red,T-shirt,I,white,your,and(连词成句）shorts,color,your,what,new,are(连词成句） It___me forty dollars to buy these clothes.A spentB has costC has takenD take____people have come to that city to watch the game.A millionB millionsC millions ofD million of原因 两道初中外语题1.He is a ____ comer.A.late B.lately C.latlyD.latelier附：late以及它的其他形式的用法（可选做）2.Will you show me another one?This one is ___too large for me.A.fairly B.very C.quite D.rather附：rather 和 fairl 1）I am sure he will come to see you before he_______Beijing.A.is leaving B.leaves2)Lenin was very sorry ______ what he did.A.to B.for C.at D.in 初中的两道英语题目1.turn,play,to,computer,is,games,it,Andy's(连词成句)2.如果你需要帮助,可以拨打110求助(中译英)If/you/need/help,you/can/______/110/______/______. 16.He found it very difficult to ___ his feelings at that moment.A.develop B.define C.decide D.defend17.The new album of the singer _____ well.A.sell B.sells C.are sold D.is sold18.The policewoman said that the suspect _____ around the store when she 这些英语题怎么做 英语翻译 考研冲刺英语 政治做什么题考研英语 做什么题 有什么好的材料 复习大纲 大一做什么英语题好四级方向! 这两题英语怎么做 英语翻译 根据英文解释填词1、Have you got the __________ ( the money that is returned to someone 句型转换1、It is not wise of you to stop the project.（同义句）It is ______ of you to ________ _________ the project. It is the second time that I______ (come)to China When I arrived at my office ,Mr.Smith________ (go)该写哪一个呢····· 英语1-2-3题怎么做,急 英语前两道题怎么做 英语翻译实在看不懂题目的意思,求这道题的中文翻译, 英语翻译9个单词填空..然后麻烦各位英语好的大哥大姐帮忙填填..翻译翻译 foresee cure severe expert attend announce suspect conclude exposeSimon Lee was a famous footballer but his career came to an end when he developed a__ 高二英语必修5单词和词汇巩固练习 !求答案. 高二英语必修五unit1 P3的 1,2两题 高一必修一数学书P43第三大题第二小题怎么做 初二级数学书三角形全等的判定 P43页习题12.2第一题怎么写? 高一上数学课本P43第十三题的答案已知pq都是r的必要条件,s是r的充分条件,q是s的充分条件,那么,（1）s是q的什么条件?（2）r是q的什么条件?（3）p是q的什么条件? 五年级（上）语文书练习二（P43页）想象一下,第二幅图该是什么情景,然后将四幅图的意思连贯地将给同学们