小题1:A
小题1:C
小题1:B
小题1:A 根据第三段The bags have become a main cause of plastic pollution because they are easy to break and people throw them away here and there.“因塑料袋容易撕扯而且人们到处乱扔它成为了主要污染之一”可知塑料袋对环境有害
小题1:C 根据第三段最后一句So the Chinese people are encouraged to bring their own bags for shopping.“鼓励人们鼓励市民自带袋子”可知答案
小题1:B 根据最后一段They make their own shopping bags.“他们自制袋子”可知选项为B