A-A+
While crossing the mountain area all the men
问题详情
While crossing the mountain area, all the men carried guns lest they ______ by wild animals.
A.should be attacked
B.had been attacked
C.must be attacked
D.would be attacked
参考答案
正确答案:A
解析:本题考查虚拟语气。分析题干可知,句中有一个由lest引导的状语从句。在由lest引导的目的状语从句中,需要使用虚拟语气,意为“以防,以免”,其谓语动词多由“should+动词原形”构成,因此只有A 符合要求,故为答案。