问题
选择题
I _____ a good idea. [ ]
A. think it's not
B. am afraid it's not
C. don't think that
D. am afraid it's
答案
答案:B
I _____ a good idea. [ ]
A. think it's not
B. am afraid it's not
C. don't think that
D. am afraid it's
答案:B