效率的近义词

i'm sorry to be late 为什么用to be 而不是to late He apologized to her for coming late.You should say sorry for your being late第一句为什么用coming而第二句用being 有什么区别吗?coming late 和being late 再词义上有什么区别吗?再句中分别做什么成分?麻烦说细点 用像造句 仿写句子草地上盛开着各种各样的野花,真像个美丽的大花坛. 英语小作文 a vist to shanghai in 2010 Thank you for your last letter.Here are photos of me and my twin sister Liu Ying.As you can see,inome ways we look the same,and in some ways we look sifferent.we both have black eyes and black hair,although my hair is shorter than hers.we both like s If you have time,you can come to my office. 将I sent my mother three letters last month.改成被动语态快 I sent emails to him last month,but he hasn't _____ to me yet.answered,replied 哪一个?answer和 reply 的区别吗 There's Been a Death in the Opposite House的汉语翻译和解释 限制性定语从句和非限制性定于从句的怎么区别出来? 作文我的新校园怎么写? 函数与几何的问题!帮忙! 过程!1.如图,在平面直角坐标系中,以点P（1,1）为圆心,2为半径画圆,交x轴与点A,B两点,抛物线y=ax的平方+bx+c（a 初中几何题一道（12题）,要理由及过程 几何高手来!~一道初三几何题!~最好有分析思路和过程!~如图,在Rt△ABC中,∠C=90°,BC=a,AC=b,AB=c,CD和BE是△ABC的两条中线,且CD⊥BE,则a：b：c=是1：√2：√3吗? i'm really sorry i'm late .i hope i didn't cause you ()a.too much trouble b.so many troubles c.much too trouble d.so more troubles I'm really sorry .I'm late .用Don't say so 回答对吗 My friends and I got to ________ (have) a trip to ShanghaiMy friends and I got to ________ (have) a trip to Shanghai we'll have a trip 的回答（祝语）have a good time、have a nice time 或 have fun这三个都可以吗 写一篇初一的作文：美丽的新校园,我爱你.注意：不要感想,要一件具体的事例. 请问这个是多少?limx→0(（x^2-1）/（x^2+1）)^（x^2-x）不好意思，x→∞ 求x是多少?还有还有求过程…… i have missed u already Don't miss have missed 要一篇关于绿色生活的议论文,正常一点的,不需要长篇大论.不要随便复制!限制600字 求关于我心目中的他(她）的作文 600以上 作文 我心目中的游戏不是网络游戏,是平时玩的. 我心目中的海洋 作文 treasure what you have or you will reget 我心目中的医生（作文) 请告诉我tour,travel,trip,journey,voyage.这几个单词的词性及固定搭配. 每天规律的作息吃饭,但是怎 么长胖了?烦死了~ we will go on a trip.翻译