闰年和平年该怎么求，怎么列式？

一.请根据句意及汉语或首字母提示完成下列句子.1.His English is not good .I _____（经常）help him with it.2.My japanese is P______,but my chinese is good.3.Mom,my dress is old.I w______ a new one.4—Could you help me find my bi 根据句意或首字母完成英语句子1.They have many k＿＿＿ of cakes in their supermarket.2.Before you have the medicine,you must read the i＿＿＿ on the bottle.3.The girl is a g＿＿＿.She often introduces something to visitors.4.―W 一个带分数的整数部分是最小的质数,分母是最小的合数,分子不是质数也不是合数,带分数是? 一个带分数整数部分是最小的合数,分数部份的分子和分母分别是最小的自然数和最小的质数,这个带分数是它与一又七分之四的和是,差是 英语根据句意及首字母或汉语提示完成单词1.They are watching a TV _(节目）in the room.2.We_(相信）we can finish the work today.3.He went _(观光)in Hong Kong last summer.4.Her son has a bad cough and it rather (w_) her.5.We hel 1.有三个分数,分子都是1,分母分别是最小的质数,最小的合数、奇数中最小的质数,这三个分数的和是（ ）2.王大爷有一块8分之7公顷的玉米地,第一天耕了一些,还剩3分之2公顷没有耕完,已经耕 有三个分数,分子都是一,分母分别是最小的质数,最小的合数,奇数中最小的合数,这三个分数的和是多少 在数轴上作出表示-根号2,根号5的点 要图 在数轴上分别画出表示根号10和﹣根号20的点,要图. 在数轴上作出表示根号10和-根号13的点 要图 求7个英语单词构成的句子,要求七个词的首字母分别是T I I L W Y必须有这个人的名字：王玉彬。是挺麻烦的，定重谢 根据句子中的首字母再帮我填1个词~Don't be a d___.You should work more and speak less 联系句意,按首字母提示写词.（英语）1.Water may be thr most serious problen in the world .Is this s___ you 2.The water c____ only from rivers,lakes and underground .And we can not even use all of that ,because iceberg t_____ some of it 一个分数的分子、分母都是一位数,并且她的分母既是奇数又是合数,它的分子既是偶数又是质数,这个分数是 求please 【这里加什么用这个单词cake更换一个字母组一个新词】the umbrella with you.please与the的中间加个什么词,用cake换.和the teacher was angry 【 】peter because he did not do homework.这句话填上合适的单 (cake)Please ()the bag with you 3Q!The same hobby,for with,spend ,form ,go around ,live in,toHow do you ()your summer holidayCan you go and get some vegetable () me-all right.Touch your feet ()your hands please.-OKI like traveling .I'd like to ()the it ( ) (rain) this afternoon ,please take the umbrella with you It's raining,Daisy.Please ______ an umbrella with you.— Thanks.I'll return it to you when I ______ next week.A.take,come B.take,will come C.bring,come D.bring,will come 为什么是come而不是will come .--Would you please help me with the box?--_______.A.Yes,please B.No,please don’t C.With pl.--Would you please help me with the box?--_______.A.Yes,please B.No,please don’t C.With pleasure D.My pleasure D和C有什么区别 1/1×4+1/4+7+1/7×10+······+1/28×31的简便方法是1/1×4+1/4×7+1/7×10+······+1/28×31的简便方法 S＝1+4+7+10+…+31,求S的值 将括号里的字母排列成正确的单词 l"m very 1.（e,t,i,c,a,v) lt"s(n,o,w,r,b)快 由a p w c o i t y h d m u y r t t l e e o a m o p这些字母组成6个单词,并组成一个问句. （e,c,n,s,i,t）（l,f,e,a) （o,e,n,y,h) (o,e,r,w,f,l) (r,r,r,m,i,o)把这些字母来组成一个单词是每个框里一个单词. 观察下列各式,5²-1=24,7²-1=48,12²-1=120,13²-1=168……所得结果都是24的倍数.以此类推：∨(这符号是v中间有一横)n∈n＊,什么是24的倍数 （根号3+2）的平方 求解题过程与结果.. 若a=3+2*根号2,b=3-2*根号2,求a的平方*b-a*b的平方的值. 把字母组成单词1.n e t y n i 2.h r e d u n d 3.b r i t g h 4.o k e n y d 5.s e v a e l r补全单词c ( )i( ( ) ( )en 2.t( )ft写出汉语连词成句 on the rope is the sheep pulling. 3分之根号6与根号2比大小 字母 r e n r p e s a h 和e u r r l 可以分别组成什么单词? e e l u n s这几个字母能组成哪些单词?- -那个是猫头鹰的意思吗？查了没有啊 后俩字母数不对。 如图,数轴上表示2,根号5的对应点分别为A、B,点B关于点A的对称点为C,则点C表示的实数为