问题
选择题
My new issue of Twenty-first Century School Edition has disappeared. Who _____ have taken it? [ ]
A. should
B. must
C. could
D. would
答案
答案：C
搜题请搜索小程序“爱下问搜题”
My new issue of Twenty-first Century School Edition has disappeared. Who _____ have taken it? [ ]
A. should
B. must
C. could
D. would
答案：C