2. 职称英语
  3. His recommendation that Air Force (investigate) ______ the UFO sighting was appr

His recommendation that Air Force (investigate) ______ the UFO sighting was appr

游客2023-10-09  67
问题 His recommendation that Air Force (investigate) ______ the UFO sighting was approved by the commission.
选项
答案  (should) investigate
解析 本题考查虚拟语气。句意：他建议空军对不明飞行物的出现展开调查，得到了委员会的批准。在一些表示建议、请求或命令的动词或名词后面的宾语从句中，如：recommend， suggest，order，command，demand，propose等，从句的谓语动词用 should+do来表达虚拟的情况，而且should可以省略。
转载请注明原文地址:https://www.tihaiku.com/zcyy/3085288.html
相关试题推荐
随机试题
最新回复(0)