问题
选择题
The boy pretended_________ when the teacher came in. [ ]
A. to study
B. to be studying
C. to have studied
D. to have been studying
答案
答案：B
搜题请搜索小程序“爱下问搜题”
The boy pretended_________ when the teacher came in. [ ]
A. to study
B. to be studying
C. to have studied
D. to have been studying
答案：B
