问题
选择题
Look! The students _______ in the dormitory. [ ]
A. cleans
B. clean
C. is cleaning
D. are cleaning
答案
答案：D
搜题请搜索小程序“爱下问搜题”
Look! The students _______ in the dormitory. [ ]
A. cleans
B. clean
C. is cleaning
D. are cleaning
答案：D