peg是什么意思中文

一辆客车上午8时从长沙开出,下午1时30分到达武汉,已知客车每小时行65千米.武汉到长沙相距多少千米? a和b是两个非零的自然数,且b=a+1,那么a和b的最大公因数是() a=5*b（a、b都是非零自然数）,那么a与b的最大公因数是b呢?还是b或5呢? a×2分之1=b×3分之1,如果ab都是非零自然数,ab的最小值各是几?如果ab均小于20,ab值还有哪些可能? 已知AB是两个不等零的自然数,如果A>B,那么A分之一＞B分之一 有光照就有光合作用,既然有光合作用就有吸收的,那为什么只画了下面（另外老师说呼吸作用产生的CO2刚好能提供给光合作用,那么当线在上面的时候是不是就代表着呼吸作用产生的CO2不够光 $B$2是代表什么$B$2 $C$2 $D$2 $E$2 $F$2 $G$2 $H$2 R(A,老师 在合唱作品里S.A.T.B.代表什么意思 这是一道数学"难题" 弄不懂这个,就不能做很多问题不能做, |a－b|表示什么意思,它的几何意义呢?假如a是－1，b是1呢 A=B代表什么意思 a .b 急．．．．． 如果ax3=Bx5,那么A:B=几比几 如果A÷B=75那么(Ax10)÷(B÷3)= 如果A÷B=75,那么(AX10)÷(BX5)=多少 6➗( )=( )/6=( ):40=75% (a,b]表示的数集 甲数a,比已数的b少c,表示已数 求出a,B,C,所代表的数.a+B=240,B=a+a+a.B=?a=? a,b各代表一个数这一道题请大家帮忙 一个数是a另一个数是b两数之和的一半可以表示为( 几道英语单选题1 .-Marilyn,I am afraid I have to be leaving now.-______________ (5 分)A.That sounds wonderful.B.Oh,so early.C.Not at all.D.Good luck2 .What is train ____ to Birmingham?(5 分)A.feeB.tipC.fareD.cost3 .On average,a successful law 几道英语单选题,1,A well-written composition（ ）good choice of words and clear oeganization among other things.A calls onB calls upC calls forD calls in2,( ),the honest boy ( )an excuse for his coming late,which made his teacher angry.A curi 几道英语单选题1.Fifty years ago,wealthy people liked hunting wild animals____for fun travelling.A.rather than to go B.more than goingC.other than going D.than to go(答案不是A)2.In such dry weather,the flowers will have to be watered if the 几道英语单选题!1.Is this the plan that you wish you_______?A.could see carried outB.can see carried outC.could see to be carried outD.can see it carried out2.I always feel like I ___ be doing something else no matter what I am doing.That is wh 帮我做下这几道英语单选题单选题（共 15 道试题,共 45 分.）V 1.This article _____ of four parts.A.consistsB.consistC.is consistedD.consisting满分：3 分2.Jerry:I've been back from a business trip.Bob:______A.It's very nice of y 急,帮做几题英语单选题!一、单选题 1、I’m Chinese.Where ______ from?A.do you B.are you C.you come 2、The time is 9:40.It’s ________.A.forty to nine.B.nine to forty C.twenty to ten 3、There are ________ months in a year.________ mo 一题英语单选题Your e-mail address again I < > quite catch it .A don't B can't C didn't 为什么用C的 B的不是更好,表能力 求解高中的一题英语单选题I learnt that his cheating in the English exam yesterday ___ to the parents the very evening.A.was reported B.had been reported 有谁能够解释给我听呢 两题英语单选题,The speaker mentioned manyexamples people livedthrough hard times and succeeded at last．A． which B． whose C． when D．wherein the future,many students are struggling toachieve their dreams．A． Not regretted B． Not t 问题是这样的：地中海沿岸某国多火山地震,其原因正确的是：A.该国处于板块交界处B.该国处于冷暖气流交汇的地带C.该国处于板块的内部地带D.该国处于沿海的区