It is the duty of every citizen to defend his country when it (attack) ______ by

游客2023-10-08  23

问题 It is the duty of every citizen to defend his country when it (attack) ______ by the enemy.

选项

答案 is attacked

解析 本题中attack和one’s country之间是被动关系,应该填入动词的被动语态;因为主句使用了一般现在时,从句应使用同样的时态。故is attacked为正确答案。
转载请注明原文地址:https://tihaiku.com/zcyy/3082015.html
最新回复(0)