怎么将逻辑函数化为最简与或式

状语的位置该如何判断?什么时候可以放在句首,什么时候在句尾?在中间〔英语〕不是说谓语前面的是状语，为什么我见过的状语不是在句首就是在句尾？ 两个数的最大公约数是8,最小公倍数是168.这两数的和是()或()如题 很难理解宇宙有多大.It is hard to understand ____ ____ the ____ is. it is hard to understand this kind of Books 去掉形式主语后,下列哪一种是对的?改形式主语有什么要求Books of this kind is hard to understandTo understand this kind of Books is hard 哪里有老外可以一起练习日常生活英语口语就是想练习一些日常的对话 I need a good friend who can help me in study. If you are good at English .please add me 718929973 两个数最大公约数是6,最小公倍数是168、其中一个数是42 、另一个数是多少? australia from are england where you or ? 连词成句you yesterday what interesting told an me story 叹号 连词成句 连词成句 1.vacation are you go for where 2.e-mails newspaper are the from here the手机查看知道追问 He always a什么 me for help.And I am h什么 to help him pencil case的中文 he help me ____ l help him用,but,or,and哪一个 Tony often helps me and l often help him.(同义句替换) I know ,but I want to speak english.thank 连词成句 you,sister,and,are,your,where(?) you,your,are,where,sister,and 连词成句 ,求帮还有还有 conputer,desk,theunder,is,game,your His family name is potter.（对划线部分提问） amaray case汉语是什么意思 pencilr case 的中文意思? amaray case in case的中文意思说就好 Where do you come from?come from是动词词组?where是状语还是宾语? 两个数的最大公约数是7,最小公倍数是168.有几组这样的数?这两个数各是多少? they were surprised that a child should work out the problem____they themselves couldn't.A.but B.while C.if D.however麻烦针对这句话, He said that he couldn't solve the problem.翻译 There’s coffee and tea; you can have ________.为什么不能用each? the girl said to------,"I'll do ------best to work out the problem."A her me B she my C herself my D herself me There_______coffee and tea,you can have either.A.is B.are 为什么用A而不用B? 英译中 He said he couldn't afford to retire from work and live only on his pension. they ___me to work there,but I said "no" to themsuggesttried to peruade为什么不选suggest?选tried to peruade 苕或红薯英文怎么写 番薯的英文字母怎么写?