云校怎么下载:英!!!

来源:百度文库 编辑:高考问答 时间:2024/05/15 11:13:58
29. From his pale skin we can see that he is not someone who spends a lot of time______.
A. outdoor B. outdoors
C. out-door D. out doors
原因

B adv.outdoors
在户外, 在野外

这里需要一个副词 ,户外活动

B