Question

If I _______ long enough to have a job, I _______ choose to be a doctor, helping these AIDS patients.

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A．were to live; would

B．had lived; would

C．should live; would have

D．lived; would have

Answer 1

答案：A
解析：

这是一个if引导的虚拟条件句，表示与将来的事实相反，句意为“要是我能活到找工作的年龄，我将选择成为一个医生以帮助这些艾滋病人”。这里的语境是说话者知道自己身患绝症，不可能活很久，与将来事实可能相反。此时，从句中用“were to＋动词原形”/动词过去式/“should＋动词原形”；主句中使用“would/might/could/should＋动词原形”。