— You should write a passage in the English exam.
— I think it's not difficult for us to write if you try your best.
读世界四条著名河流入海口示意图,并判断下题。
of,on,and,again,help
下列远古人类,从其进化状况看,排列正确的是( )
①养成文明言行举止 ②关注社会的热点和焦点问题,关注身边的大事小事 ③自觉激守社会公德和秩序 ④爱护公共设施和环境