中文谷Mysisterissobusythatshereallycan'thelp
- 习题库
- 关注：3.13W次
问题详情：
My sister is so busy that she really can't help ________ some washing.
A. does B. to do C. doing
【回答】
B
知识点：动词和动词短语
题型：选择题
标签：
- 文章版权属于文章作者所有，转载请注明 https://zhongwengu.com/zh-hans/exercises/zgqqoq.html
