Question

【题目】The soldiers waited until evening so that they_ attack the enemy under cover of darkness.

A. could B. might C. must D. should

Answer 1

【答案】A

【解析】句意：士兵们一直等到晚上，为了他们能再黑暗中袭击敌人。A. Could能；B. Might可以；C. must 必须；D. Should应该。这里是能的意思，根据题意，故选A。