Air cannot ______,but it is all around us.A、is seenB、seeC、be seenC情态动词cannot

游客2025-07-08 24

问题 Air cannot ______,but it is all around us.

选项 A、is seen
B、see
C、be seen

答案 C

解析情态动词cannot后应跟动词原形，根据意义应用被动语态。

转载请注明原文地址:http://tihaiku.com/zcyy/4153194.html

相关试题推荐

随机试题

最新回复(0)