Green products are becoming more and more popular because they are environmental

Green products are becoming more and more popular because they are environmentally______.

A.friendly                                  B.various

C.common                                  D.changeable

试题答案

A

解析:

friendly意为“友好”，指亲切的、友善的、没有敌意的。environmentally friendly表示对环境不会造成危害。various意为“多样的，多方面的；富于变化的”。common意为“普通的，通常的，寻常的，平常的”。changeable意为“可变的，易变的，会变的；不确定的；无恒心的”。