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具有下列特征的元素 一定是非金属元素的是A对应氢氧化物是两性氧化物 B具有负化合价C最高价氧化物对应水化物是酸D具有可变化合价麻烦解释下BC We can not judge a person by his look帮我改错 论文翻译The first one is more appropriated in describing the power system as it is physically论文是 关于 matlab/simulink 光伏逆变器仿真Two kinds of graphical software are considered forstudying control of system with power electronics 碳是非金属元素 英语翻译翻译整句The problem is more complex on the large system,because it is a function of the way many generating plants are to be operated.发电专业英语 英语翻译翻译整句It is more difficult to determine the power-transfer ability of an entire power system over multiple lines than to determine similar quantities from a single generating plant.发电专业英语 a easy English questionI have enough to buy this book.还是 I have money to buy this book. Translation as a Decision Making Process.什么时候发表的?Czech scholar Jiri Levy的作品. an easy english questionfeeling weak,she supported herself by a desk to have a rest for a while.is the sentence right? Jeff h__ to turn off the TV when he heard his mother's voice 帮忙翻译一下：turn the TV on to watch the program you choose and turn it off when the program is ovturn the TV on to watch the program you choose and turn it off when the program is over ____of the____ was happy. A.Everyone student B.Every students C.Each students D.Each student请说明答案的原因!谢谢! ____ want to see the film.A Every student B Each student C All of students D All the studentsC为何不对? （）it was snowing,（）it was not very cold A.although;but B.although;howeverC.though;but D.though ( ) of the students is getting ready for the exam.A.Every B.Each he was ill because it was very cold同义句转换 He was____ ____the cold weather each of the teachers should (treat)every students with kindnesseach of the teachers should (treat)every students with kindness It's not cold,though snowing 这个句子结构怎么分析,是什么从句 一个VERY EASY 的 ENGLISH QUESTION!刚才有人说系动词后只能跟形容词,那IS系动词后为什么能跟名词? a very easy questionhe got up late that he couldn't catch the early bus(改为简单句)he got up _________________________ the early bus english.very easy这是她十四岁生日怎么翻?it's her ____ birthday. what "must"i/we/you/he/she/they do and what "must not'' i/we/you/he/she/they do 是甚麽意思 with the aim of是什么意思 English question(Help!,)I'm a little maple,oh so small,In years ahead,I'll grow so _____!With a lot of water,sun and _____,I will be way up there!Deep inside the soil my roots are found,Drinking the water ___.Water from the roots my trunk receives,Th Help!Help!English question!I can't understand following sentence.1,The Lemonade Stand.2,It’s hand-made signs and scraps of lumber turned into ahumble yet proud establishment.3,A tried and true operation as American as baseball and Mom’s apple pie English question!Help me!1.It was raining hard ,____ the peasents went on with their work.A.but B.and C.however D.although 2.____how hard it was,he never gave up.A.As B.No matter C.Since D.Because 3.It looked ____it was going to wind.A.as if B.if C.a 那我在问你一题：I went to the toy shop .(变为一般疑问句） 是I went to the shop I went to the shop还是I went to shop? 求一篇完形填空答案.第一句是When I was 17,I read a quote that went...有的哥们速度啊,谢第一个选项是A.impression B.curse C.decision D.joke i read a quote that went something like其中went something是什么意思? He started to read books.He __ read for about an hour,when suddenly he__ that the room was dark.A was reading;noticed B read; noticedC read; had noticedD had read; was noticing为什么选B不选A?原句中第一个空后没有那个read 哪个对?：A day will come（ that/when） everyone will live happily.