用英语写一篇影评

为什么sin50度=cos40度?能说明一下用的什么公式吗?谢谢你们的回答，不过，还是不怎么明白哦。 物理公式能说明一下符号吗? 大卫·科波菲尔小说简介每一章的简介,一共64章 大卫科波菲尔中的人物介绍 《大卫科波菲尔》简介 中的若干问题``1书中的人物关系?2请简述大卫·科波菲尔中一个善最终战胜恶的故事3请简述大卫·科波菲尔在半年的学校生活中留下深刻印象的一件事4大卫·科波菲尔的凶神和吉神是谁`怎么 Also have much also0什么意思呀? read the many choices什么意思 They are not in the same class的同义句 同义句转换.1,She is an English teacher.2,They aren't in the same class. I'm taller than Mike.改成原级比较I'm ____ as _____ Mike. 英语名词 加auseful前加a还是an 英语是不是名词前面要加‘a’或‘an’?有不加的时候吗?是什么时候? 那么‘给我钱’翻译是：give me a money 还是 give me money ? 英语什么时候名词前加a请告诉我什么时候加a,an我知道了 还有 an apples a apple 这两个一个代表2个苹果一个代表一个苹果,请问假如说我不知道几个苹果是写apple 还是 apples1.I have apple.这句是否要 make up one's mind中mind We have not even gone over the first module,_______finished the sixth oneA not to mention B not to speak ofC much less D much more This ia the first novel which I have ever read.改错 "I know now that I did not need to read even a tenth of what I have to read."怎么理解 Iet's( )the menu first.A.have B.to see C.read D.look 关于网络有益还是网络无益的辩论会 ,我是正方,有益,可以设计个圈套,然后,哈哈哈! 网络有益还是弊辩论会好的绝对加五十分! Are they in Grade Eight,Class Three?错在哪里不要告诉我they有错.要详细,改了过后要打出全句.顺便把这2个也解答了吧：——————————————————?It's6835-4768.________________________________?He 电视 用英文怎么拼 my boy friend all the students e____ to take the coming school trip 怎么填 歌词里有new york city ,声音比较沙哑,英文歌,开头用了拨弦的技巧7月4日15点10分包头交通之声放的,出租车上听到的中年男人唱的 吉他伴奏 偏民谣 有一句提到welcome to new york city 英语动词形式填空：The teacher told us to spend as much time as we could _________(read) English.说明做本题所运用到的语言点. he is of medium build他中等身材;she is thin他是瘦的.为什么第一个句子加了of第二个不加呢? The students had a good time on the school trip 的同义句是 The girls had a good time on the school trip同义句转换 将The girls had a good time on the school trip改为同义句改为The girls ___ ___ on the school trip The girls had a good time on the school trip.改同义句The girls ______ _____ ___ ___ ___on the school trip.填5个次,明天要上交