We can not deny that world is developing faster than we can imagine,But we also must admit that it is at the cost of destroying our environment.Air pollution kills thousand people every year.Short water supply threatens people's lives in many areas.How many trees and grass have lost from your vision?How many rivers and lake are making ways for roads and buildings?We are at the breaking point.It is the high time to save our environment.Do it right now,let us make some difference.
最新问答: 填人名,组成语在下面横线上填上《三国演义》中名字是两个字的人物的姓名,使其前四个字和后四个字个成为一条成语.1.千疮百_ 求英语对话,题目是Student A,B,C and D are talking about their most im 已知梯形的高是4米,面积是18平方米,梯形的上底比下底的1/3多1,求梯形上、下底的长度 英语翻译A bird in the hang is worth two in the bush. 作者把火烧云的特点写得非常生动.写火烧云像狗、狮子时,表示动作的次用了()、()、()、(),描写神态的词语用了()、( On the internet60字作文, We should make full use of these condtions to study more in 求三年级数学混合运算试题内容同上!求100道三年级上学期数学混合运算、拖式运算题,难度适中~谢谢 表达朋友之间依依惜别的诗句10句诗句就可以了 求解数学初二难题,要详细过程.已知,如图,在三角形ABC中,AB=AC,∠BAC=α,且60º |—6.25|+|+2.7| |—8又3分之1|—|—3又3分之2|+|—20| 优美比拟句 关于安全用电,以下说法正确的是( ) 甲、乙同学在学完酸的化学性质后做了如下实验,甲乙同学依次将废液缓慢倒入同一洁净的废液缸中, 一间教室,长八米宽六米高四米要粉刷教室的屋顶和四面墙壁除去门窗和黑板面积25.4平方米粉刷的面积是多少平方米? 作图验证 向量 (1)1/2(a+b)+1/2(a-b)=b 求《游褒禅山记》同步练习2的答案. 已知f(n)=2n+1,g(n)=3(n=1) f(g(n-1))(n>=2) (关于数学归纳法的题目) 六年级上册寒假新时空20页第一题 该独立结构的主语与句子的主语有什么不一样呢?主语不都是sentences吗?