A-A+

The acid rain destroys the protection on tree

2022-08-05 16:05:58 问答库阅读 169 次

问题详情

The acid rain destroys the protection on tree leaves, which makes the plants more vulnerable to disease.
A．Y
B．N
C．NG

正确答案：A
解析：该命题定位在第二部分最后一句，protection是对natural waxy coating的同义改写。