递等式计算怎么算

1.Though it's the first time they have met,they talk as if they ____ friends for many years.(C)A.are B.were C.had been D.have been2.They found themselves in front of a wall ____ a big hole ____ it.(A)A.with,in B.has,in C.having,on D.that has,on3.-How 歌词中有 this is time about a young girl she is very difference from others.she did't know that one day she will become someone special .this is a story about a queen .a queen of the night这是女生念的部分 唱的部分：I aways there danc 英语高手：The young girl sitting next to me on the plane is very nervous.She ＿＿before.A.hasn't flown B.didn't fly C.hadn't flown D.wasn't flying这个题该选哪一个啊?顺便说一下理由哈 They have been friends ___for ten years___.(对划线部分提问） _____ ____ ___ they ___ friends? I think the little girl was,though very young,a very warm-hearted person.请帮忙分析这个句子洒~ they have been good friends for many yeas句子成分 the book（）卖者 is a very young man The young girl sitting next to me on the plane was very nervous. She __________ before. hasn't flown didn't fly hadn't flown wasn't flying Jinyuan‘s,buy,come,clothes,great,and,sale,at(连词成句） 1000个棱长是1厘米的小正方体,把它们排一排,得到的长方体表面积是多少?体积是多少? 1000个棱长是1cm的小正方体,排成一行 长是()宽是()高是()体积是()表面积是()(1)1000个棱长是1cm的小正方体,排成一行 长是()宽是()高是()体积是()表面积是()(2)小正方体的体积比大正方体的体积少27 一个小立方体的表面积是24平方厘米,那有1000个这样的小立方体组成的大立方体表面积.体积个是多少? 找个GGJJ教我学英语 希望是诀窍```我现在高一了 英语还非常差 还比如小学的 应该 `` `````````````` 学英语有什么窍门吗? 学英语有什么秘籍吗? 请各位大侠帮忙,教我学英语的窍门 Come and buy some clothes( ) (you) Nowadays more and more prople are keeping pets .Some pets are very pretty ,lovely and helpful .They can help people _____ a lot of things .For example ,cats can help people to catch _____ ; dogs can help policemen to find the thieves ,helping blind m some people keep unusual animals as pets. 改错Ι have many friends ,and i have only one good friend. I have many good____________________(friend).She_________________(do)not have any money.This is my brother.____________(he)name is Jason 以上用所给的单词填空 many have i friends good here 怎么组句 Many good friends have a lot in _______.A：similarity B：difference C：common D：usual 一些字的读音"卒获有所闻"中卒的读音及解释 送东阳马生序中冠的读音是什么 送东阳马生序中“食”的读音寓逆旅,主人日再食.“食”的读音 There are about a million people in this country对a million提问 The astronaut weighs 65 kilogrammes 对 65 kilogrammes提问,用两种方法 There are about 8 --------（million） people in our city there are (about fifteen million people) in beijing划线提问 送东阳马生序 中“寓逆旅主人,日再食”的意思我们教科书上的“,”就是在“主人”后面,没标错.是翻译，不是概述意思， 头发英语 Some of them,and others are young peopleSome of them c-------,and others are young people