问题
选择题
We don’t doubt _____ he’ll finish the task in time. [ ]
A. which
B. that
C. if
D. whether
答案
答案：B
搜题请搜索小程序“爱下问搜题”
We don’t doubt _____ he’ll finish the task in time. [ ]
A. which
B. that
C. if
D. whether
答案：B