环境污染存在明显的城乡差异,对于城市地区而言大气污染是主要问题;在农村地区,()和()成为主要问题。
A.水污染
B.大气污染
C.工业污染
D.土壤污染
参考答案:A, D
用所给的代词填空。
A. is Tom, bag is new. The bag is for .
B. Linda is ill. These apples are for .
C. am teacher. They are pupils.
D. Those are new bags. The bags are for .
E. This is May. has a watch. is nice.
读下图,并结合P地气候资料判断题。
小题1:一月由P地乘船经甲海域驶向Q地:
A.航向西北
B.航向为东北
C.航向西南
D.航向为东南小题2:近几十年,乙半岛的海岸线变化较大,主要由于
A.填海造陆
B.地震频繁发生
C.冰架崩裂及消融
D.飓风与风暴潮侵袭