Astimegoeson,theclimateiswarmerandwarmerandmanyriversan...

问题详情：

As time goes on, the climate is warmer and warmer and many rivers and lakes ________.

A. are drying up                                                     B. are dried in

C. are being dried off                                             D. are drying on

【回答】

A

知识点：现在进行时及其被动式

题型：选择题