Question

【题目】– How to be a greener person?

– Keep our environment clean. Don’t _______ any litter.

A. throw away B. pick up C. put on

Answer 1

【答案】A

【解析】

试题分析：句意：--怎样成为一个更环保的人？--是环境保持干净。不要乱扔垃圾。throw away 扔掉；B. pick up捡起；C. put on穿上。故选A。