A-A+
We booked rooms at the hotel ______ we should
问题详情
We booked rooms at the hotel ______ we should find no vacancies on our arrival.
A．whenever
B．if
C．since
D．lest
参考答案
正确答案：D
解析：根据后一分句中谓语动词是should+动词原形可判断所填的关联词后需接虚拟语气，而在四个选项中只有D lest有此用法，故为答案。
