2019年12月英语四级真题与答案解析（第二套）_第3页

　　46-50:饮料征税

　　46、B) It may encourage other us cities to follow suit

　　47、C)Take legal action against it

　　48、D)It criticized the measure through advertising

　　49、B) Help people to fix certain long-time health issues

　　50、A) They are becoming rather sensitive issues

　　51-55:微波炉

　　51、D) The use of microwaves emits more CO2 than people

　　52、A) They are becoming more affordable

　　53、B) Improving microwave users' habits

　　54、A) There are far more emissions from cars than from

　　55、C) It plays a positives role in environmental