you can see I am watching .my mother is cleaning the room.my father is sitting near the table and reading the newspapers .my grandmother is talking with my grandfather.my sister issitting in a chair and eating the apples .my brother is playing conpuer games.we are all happy .
最新问答: 弱碱是离子还是共价化合物 (1/2)数学题:已知命题p::x|x-1|0);命题q::||x-5|>2,且p是q的既不充分也不必要条件,求c的取值 如图所示为某弹簧振子在0-5s内的振动图像,由图可知,下列说法中正确的是 飘逸在词典中的意思是什么 上面一个堂字头下面一个土,怎么读 he had his doubts___they would give him another chance to ha 抛物线y2=4x经过焦点的弦的中点的轨迹方程是( ) 文章会一会儿发在下面There was a man who had undergone numerous failure 十七世有没有科学家家里很富的 巧算下列各题.(1)78+66+54+42+30+18+6(2)125×25×50×64(3)9+98+997+9996 一个圆锥形沙堆,它的底面周长是12.56m,高是1.8m,用这堆沙子在8m宽的公路上铺3cm厚的路面,能铺多少米? Na与酸反应是钠先与水反应生成碱,碱再与酸反应,还是钠直接与酸反应? 一道高数题,已知f(1/x)=1/(1-x),则f(2)=2,怎么算的呢. 关于声现象,下列说法中正确的是( ) All of us hope to climb up the Yellow ( ) (高山) 已知X>1,则9+X+9/(X-1)的最小值是 世说新语两则赏析 什么是光的放射定理和平面镜呈象字数少一点 在进化过程中,新的性状的出现是因为( ) 随遇而安的意思是什么?