唯美德2104作业

英语词典中〔T;+that 在数列an中,其前n项和为sn等于4n的平方减n-减8,则a4=? " I T "啥意思? 虚拟语气中should什么时候可以省略,什么时候是倒退一步? sort of在这句里的用法It sort of implies that a nurse ought to be female.sort of可以修饰动词imply么?这是什么用法呢 1、sort of与a sort of的释义以及用法列举句子说明 2、Whst这个单词什么意思是看到了whst 不知道是不是打错了 get used to是什么意思及其用法同题,全句是Gretel has got used to many things already,but she can't get uesd to breakfast in England. 英文“优、良、中、及格、不及格”怎么说? 及格,良,中,优用英语怎么表示?要翻译一个成绩单,及格,良,中,优用英语怎么表示呢? 不及格、及格、良、优 用英语分别怎么说? 英语词典中adv with get to 在口语里是什么意思啊．．能造个句嘛 got to和have to有什么区别?用gotta造些句子看看. have got to造3个句子 用这2个句型造几个句子哈：询问方式,如How are we going to get to…?询问方式，如How are we going to get to…?询问做某事花费时间的长度，如How long does it take? leave for arrive in/on get to的区别 各造一个句子 (）然若揭,（）然悔悟,（）然发动进攻快 He is surprised_____the______news. help to do,其中 to do句子成分如何?The Red Army helped to dig a well.请问,这个句子中,to dig a well为什么句子成分?为什么?与此相关的句子成分判断,有什么道理或诀窍吗? 关于to do的句子成分问题新东方张满胜编写的《语法新思维》高级P172例句6 ：I give the kid a comic to read.to read在这里是什么成分啊? 英语翻译：你担心你英语不及格吗? 15.You look very______when you hear the news.A.happily B.sadly C.surprised D.surprsing Miss Sophie was very suprised______the news. be surprised at.造句I am surprised at his has done .我对他的做法很惊讶.请老师帮我指正, 请问英语 句型let sb do的具体用法.do表示这里用动词的（ ）填原型、三单请问英语 句型let sb do的具体用法.do表示这里用动词的（ ）填原型、三单 回答麻烦详细点最好举几个例子 let sb.do sth.有使意用法吗 I often go over the lessons that I have learned a few days before.这句话怎么翻译, 当听到这个好消息时,他变得很兴奋 He _ (become) very _ excit when _ (hear) the good newsbecome、excited、heard为什么第一个用 become,而不用过去式或一般时 英语翻译go over what I have learned翻译下 The children are very glad to hear the good news.A.sorry B.pleased C.unhappy D.kind 比较：Then,review what you learn ofen.和That can help students go over what they have learnt.Then,review what you learn ofen.和That can help students go over what they have learnt.这里的“他们学过的知识”,为什么前句用一般现 John was very surprise,but he said nothing是什么意思?