问题
选择题
Boys and girls, do you have any trouble the foreigners?[ ]
A. to understand
B. understand
C. understanding
D. understood
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Boys and girls, do you have any trouble the foreigners?[ ]
A. to understand
B. understand
C. understanding
D. understood
答案：C