问题
选择题
___________, he would have been fired.
A．Had he lied to the boss
B．Did he lie to the boss
C．If he has lied to the boss
D．If he lies to the boss
答案
答案：A
考查条件句中虚拟语气的形式。条件句中的虚拟语气根据不同的时间有三种不同的形式：
| 时间 | 从句谓语形式 | 主句谓语形式 |
| 将来 | 动词过去式(be用were) should + 动词原形 were to + 动词原形 | would / should / might / could + 动词原形 |
| 现在 | 动词过去式(be 用 were) | would / should / might / could + 动词原形 |
| 过去 | had +动词过去分词 | would / should / might / could have + 动词过去分词 |