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小孩的英语会说不会写怎么办? 新概念英语第53课Hot Snake.A bird had snatched up the snake from the ground.为什么要用过去完成全文内容At last firemen have put out a big forest fire in California.Since then,they have been trying to find out how the fire began.Fore a bird had snatched up the snake from the ground and then dropped it on to the wires .这句了里on to怎么解释,介词可以搭配不定式吗,又启一个什么作用,这是什么语法现象, 新概念：The bird had snatched the snake from the.The bird had snatched the snake from the ground.The snake hadbeen( )the ground.(a)at(b)from(c)over(d)on选哪个答案,请指教! A:I can't get to sleep ,because there will be a math test tomorrow.B:( ) ( ) the math test tomorrow,I can't ( ) ( ) .将这两个句子改为同义句. The bird had snatched up the snake form the ground.It had （C）A.taken B.pulled C.seized D.carried为什么是选C a bird had snatched up the snake如果不用up只说a bird had snatched the snake,与加up后有什么区别? 心若无痕 用英语怎么说 -Did you return Helen's call?-I didn't need to_I'll see her tomorrow.A though B because 遗传学属于生物学还是医学?如果长大要搞好遗传研究，他报生物学还是医学哟？ 为什么说遗传学是生命科学基础学科,又是生命科学领头羊 遗传学属于医学还是生物学? 怎样做课前预习笔记. 落叶用英语怎么说 捡落叶用英语怎么说 清扫落叶英语怎么说 6年级上册语文第9课预习笔记、课后题答案 它知道落叶的梦,春后还是秋用英语怎么说? capstone project是什么意思 What are the workers building?They are building a big subway This traffic condition concerns people out of the building in the morning between 7am to 9am The book isn't mine.___ can it be?A.What else B.Who else C.Which else;s D.Who else's 如何使用老友记来练习听力啊? project是什么意思 The patient got even worse as he had taken more amount of medicine than___A.it was require B.was require 为什么选B不选A? The British economy could be facing a worse ride than even the US.里面ride是什么意思语境是少了点,不知道有没有人知道呢?ride的意思 这句话的意思?Mr.XX also said that house prices in Britain could fall by as much as a thir server is too busy怎么解决 It's just as bad or even worse than worse than physical sufferingas bad 和 worse than 是不是分开来的?还是有as.than的句型 "Server is too Sonia has fivebaseballs 对five baseballs提问What does have?does前面三个空 Sonia has five baseballs对“ five baseballs”进行提问. ____ _____ _______does Sonia have? 我登陆5173出现Server is too busy