Question

The teacher commanded that the naughty boy _____, but he refused.

1. A.
   stand up
2. B.
   stood up
3. C.
   would stand up
4. D.
   had stood up

Answer 1

A
本题考查command后that从句应用虚拟语气的用法，具体表示为：从句谓语部分用“should(not)＋动词原形”形式，should可以省略。