Last week,I paid a visit to Beijing.I'd always looked forward to visiting the great city.So I was too excited that I couldn't fall asleep at night before I started.I get up early and packed my backpack for the journey.In my pack,I put in a camera,a cell phone and some clothes.It took me 35 hours to get there by train.I visited some piace of interest,such as the Great Wall,the Ming Tombs and so on.I felt tired but happy because I have learned a lot about the history of the city.希望我不会错很多,
最新问答: 书架上有两层书,共168本,如果从上层拿出15本放入下层,两层书的本数就同样多。这个书架上、下层原来各有多少本书? 甲乙两辆汽车同时从两地相对开出,当甲车行了全程的65%,乙车行了全程的一半,这时甲乙两车相距18千米,两地相距多少千米? 已知f(1+x/x)=(x²+1/x² )+1/x,求f(x)——用换元法怎么求? 竹之始生,一寸之萌耳,而节叶具焉.自蜩腹蛇蚹以至于剑拔十寻者,生而有之也.今画者乃节节而为之,叶叶而累之,岂复有竹乎!故 求一个带"牍"字的成语.. 蓝色背景中间黄色五角星组成个圆圈是哪个国家的国旗? "锆"这个字怎么念 甲有50,乙有80,甲花了乙花的的二分之一,甲还剩10块,乙花了多少?还剩多少? x除以4分之5=百分八十 几个奥数题,高手的来,不然不懂! ann and tom both did well,but tom is _____of the two A more 我有一道数学题卡壳了!一人有118张纸币,分别为2元,5元,10元,共500元.问2元,5元,10元各几张.5元的张数和 在数轴上求出A,B两点的距离和为20的点表示的数 设sn为等差数列{an}的前n项和,若s3=3,s6=24 ,则a9= 阅读短文,回答问题.重 心各种规则几何形状的物体,若质量是均匀分布的,则重心在物体的几何中心.如球的重心是球心, 往 AgNO3和ZnSO4的混合溶液中,加入过量的铁粉,充分反应后过滤,所得滤渣中一定含有的金属是( ) 一个自然数与它的倒数( )A. 成正比例B. 成反比例C. 不成比例 CPU执行OUTDX,AL指令时,()的值输出到地址总线上?A.AL寄存器 B.AX寄存器 C.DL寄存器 D.DX寄存 下列说法正确的是( ) A.溶度积常数大者,溶解度也大 B.由于AgCl水溶液导电性很弱,所以它是弱电解质 C.难溶电 “他拿错包了”英语怎么说.用一般现在时就可以