for+the+second+time

梁勤弦4056当出现for+一段时间/since+时间点/sonce+从句/how long时应注意 -
易音黄18089994163 ______ 当出现for+一段时间/since+时间点/sonce+从句/how long时应注意动词要是持续性动词 ( 终止性动词与持续性动词的用法) 如 He has had the bike for two years . 他买这辆自行车2年了.( 此时的'买' 要用had ,不能用 bought)

梁勤弦4056求下列函数的Z反变换X(z)=1/(z+1)(z+2) -
易音黄18089994163 ______[答案] 1/(z+1)(z+2)=1/(z+1)-1/(z+2)z/(z+1)(z+2)=z/(z+1)-z/(z+2)(1)if the region is |z|>2 both terms are causalthe signal is (-(-1)^n+2(-2)^n)*u(n+1)(2)if the region is 2>|z|>1the first is causal and the seco...

梁勤弦4056for +rhe+ 序数词 +time的意思是? -
易音黄18089994163 ______ 第几次 如:for the first time 第一次做……

梁勤弦4056求for+段时间的用法~~~for+过去的段时间for+将来的段时间他们做时间状语,主句都用什么时态啊? -
易音黄18089994163 ______[答案] “for +时间名词(短语)”都是用来表示一种“时间的长度”作状语,表明某种行为状态延续的期限.这种“for...”的搭配有一些值得注意的惯用法. 一、用来和泛指的定量或不定量的时间名词短语连用.其特点是,时间名词短语通常有不定冠词a,形...

梁勤弦4056几个句型,1.From...came...(倒装句)由.产生2.be among+the+最高级 是最.之一3....,doing sth.(结果状语)结果是. -
易音黄18089994163 ______[答案] From behind the door came Lucy . He is the best student among his classmates . Rich soil was blown away by the rain ,leaving only sand . 希望可以帮到你!

梁勤弦4056英语翻译她是所有女士中最年轻的(主语+系动词+the+形容词最高级(+名词)+of/in)他犯的错误和我犯的一样多(as...many+可数名词(复数)+as...) -
易音黄18089994163 ______[答案] She is the youngest (lady) among/in/of all ladies. He has made as many mistakes as I have. or He made as many mistakes as I did. 祝你开心如意!

梁勤弦4056用“which/who…+the+最高级a,borc”造句 -
易音黄18089994163 ______ who is the best seller in this company?谁是这个公司最好的销售员?这样可行不.可以参考.请判断确认一下吧

梁勤弦4056用“be+地点+方位”造十个英语句子
易音黄18089994163 ______ be+地点+方位(介词):1. There are six boys standing on the rock.有六个男孩站在岩石上.2. There is a computer in the middle of the room.房间的中央有一台电脑.3. There are two men sitting in the living room.起居室里坐着两个男人.4. There...

梁勤弦4056表示＂在几十年代＂用in+the+＂逢十的数词复数＂.例如in the 1990s或90's或nineties举例(后面一句) -
易音黄18089994163 ______[答案] in the 1990s= in the 1990's 在20世纪90年代 in the 90s ,in the ninties 在90年代(但不知道是哪个世纪)

梁勤弦4056用 it is +形容词+for sb to do sth造5个句子, -
易音黄18089994163 ______[答案] it is hard for me to finish this jobit is nice for him to come hereit is wonderful for her to go to the beachit is sad for you to hear such a bad newsit is delightful for us to go to the cinema