问题
选择题
Green products are becoming more and more popular because they are environmentally _________.
A．friendly
B．various
C．common
D．changeable
答案
答案：A
题目分析：形容词辨析。A友好的；B各种各样的；C普通的；D容易变化的；句意：绿色产品正变得越来越受欢迎，因为他们很环保。
点评：形容词的词义辨析要放在上下文中进行，要注意名词的固定搭配。
