问题
选择题
The teacher commanded that the exercises in an hour.
A．was finished
B．were finished
C．should finish
D．be finished
答案
答案：D
题目分析：考查虚拟语气。动词command后面的宾语从句使用虚拟语气should+动词原形；should可以省略。故D正确。
点评：动词command后面的宾语从句使用虚拟语气should+动词原形；should可以省略。