已知函数fX=二分之根号三sin2x－cos2x-1/2,x∈R求fx的最小值和最小正周期f(x)

why sleep you do a for long time 连词成句 Tom is the tallest of all in our office翻译 Tom is sleeping in the d___ Tom is_______in the row. listen Tom is sing .that _____be Tom .he is in the office A.can't B .mustn't c,may not She is no longer the girl---she was before she went to the countryside.A/ Bwhom Cof whom Dwha suppose的用法 英语中suppose的用法? 讲一下suppose的用法,举例 英语 suppose的用法常用的 例句 不要拿复制糊弄事 watch,wash,study,play变第三人称单数形式 READ WRITE WASH CARRY WATCH的第三人称单数形式 写出下列动词的第三人称单数的形式.1.teach 2.wash 3.guess 4.watch 5.go to do6.seey 7.study 8work 9.read 10.cleam 11wriht2.fly 13.Gry 14.have 15.play 16.caroy 17.mix 18.take 用副词或副词词组翻译下列句子 1.我决不迟到（ 写出下列第三人称单数形式：guess,study,finish,snow,carry,stop,写出下列第三人称单数形式：guess,study,finish,snow,carry,stop,see,dirve,let,carry,keep,join,think,stay,begin,forget,lie,die,prefer,give,ring,dance,hope 请写出这些单词的第三人称：match——、guess——、study——、finish——、snow——、carry——请自己回答 根据句意,用括号内所给单词的适当形式填空. 1.Tom went off in the ____ of the post office.(direct)2.There are many modern ____ along the Pearl River.(build)3.The baby is so _____!(beauty)4.China is one of the largest ____ in the world 怎样利用工具书识字? 如何正确使用工具书 Get off(A) in(B) the(C) post office(D).哪里错了 worry,comb,smile,bark,wear 的现在分词, 帮忙查一下下面单词的音标 finish school do homework play sports wash one'sface brush one's teeth Toronto toronto sheppard是什么意思? Toronto是什么意思? toronto,ontario是什么意思 "Toronto"是什么意思?:-)变态课文里的 suppose和supposing可用于引导条件从句吗 watch的第三人称单数形式是什么 watch第三人称单数 (watch) 的第三人称单数形式是什么 watch改为第三人称单数. 求一首英文歌曲 歌词是这样的Now I’ve Found That The World Is Round And Of Course It Rains Everyday Living tomorrowWhere In The World Will I Be Tomorrow