问题
选择题
Did you have any______the room by yourself ?
[ ]
A. difficulty to clean
B. difficulties to clean
C. difficulty in cleaning
D. difficulties in cleaning
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Did you have any______the room by yourself ?
[ ]
A. difficulty to clean
B. difficulties to clean
C. difficulty in cleaning
D. difficulties in cleaning
答案：C
