It'snecessary
- 习题库
- 关注:2.27W次
问题详情:
It's necessary_______ us to keep the classroom_______ every day.
A. for; cleans B. of; clean C. for; clean D. of; cleaning
【回答】
C
知识点:相似 相近词比较
题型:选择题
标签:
Itsnecessary
- 文章版权属于文章作者所有,转载请注明 https://zhongwengu.com/exercises/0wmgoq.html