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根据解释写出相应的英语单词1.lucky_________2.an animal or being some kind________3.speak in a low voice_________4.pleased________5.a short sleep ,especially during the day________ 会的来 根据解释写出英语单词1.a company providing service for air travel______________ 2.put things into a box,case,etc._________ 3.the act of arriving__________ 4.journey made by air_________ 5.the place where planes take off or land.___ see sb.do sth.和see sb.doing sth.的区别,附例句 lt's your t___________to clean the classroom today. -I say it is your turn to clean the classroom.-_____ 为什么填Mine而不是Me ___(Is/Are ) these good news?到底要选哪一个,解释一下好吗?谢谢 the two pieces of news are interesting . 为什么用are news是不可数名词应该用is啊the two pieces of news are interesting . 为什么用are news是不可数名词应该用is啊 及物动词与不及物动词 怎样区分 You can't keep the birds from fling over your head ,but you can keep them from biulding a cest. Tere are too many birds in the sky.I can't c_ them. It is a ( ).You can keep your money there.根据句意填空 请问这样说对吗?put the money keep a safe place glass-half-full是什么意思?如题.The whole glass-half-full thing.(例句） I try to be positive,I'm a glass half full as oposed to glass half empty type of guy.这句话什么意 _____ hard before, Tom is afraid of failing in the exam. A. Having been worked B. Not to have worked C. Having never worked D. Never have worked为什么选C而不可以用Never having worked 2ab≦a∧2＋b∧2 恒成立求解释, 求第二题B的解释 a^2+b^2＞ab是不是恒成立?请说明理由? It can be used to keep anything you want to put in it如何翻译? 什么叫合口双元音? 英语单双元音共有几个分别是哪些 什么是行为动词,情感动词,连系动词,助动词? 成语造句 进退两难/身不由己/调虎离山/家喻户晓/千军万马/如法炮制/一气呵成/铁树开花/轻描淡写 调虎离山怎么造句 I like __ nature要用the吗 i often play sports sometimes i go to the shop对这句话提问 I __the Great Wall when I__in China two years ago. A saw was B have seen was C saw:have beenD have seen have been 用：调虎离山、用兵如神、皑皑、茫茫、千锤百炼、写一段话 词语运用游戏 你能把下列词语运用到自创的一句话中吗 皑皑 调虎离山 茫茫 千锤百炼不要用兵如神 用千锤百炼,倾听,风烛残年,气喘吁吁,鄙视写一段话不少于60字 喝彩是什么意思? 喝采的意思?