问题
选择题
— What are the boys doing?
— They _______________ in the boat. [ ]
A. sitting
B. are sitting
C. sit
答案
答案：B
搜题请搜索小程序“爱下问搜题”
— What are the boys doing?
— They _______________ in the boat. [ ]
A. sitting
B. are sitting
C. sit
答案：B
