中文谷Alltheguestatthepartyweredancingandsinginghappily
- 习题库
- 关注：1.25W次
问题详情：
All the guest at the party were dancing and singing happily __________ the electricity was cut off.
A. until
B. while
C. when
D. because
【回答】
C
知识点：连词
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/exercises/9en829.html
