问题补充:
The Governor demanded that all the proposals on May 1st.
A. must be submitted
B. be submitted
C. submitted
D. were submitted
答案:
A. must be submitted
(答案→)B. be submitted
C. submitted
D. were submitted
解析:考查虚拟语气。根据句中demand要求,从句用should+ v原形的虚拟语气,should可以省略。句意:管理者要求所有的建议在5月1日提交。