Class regulations require is the last to leave the classroom off all the lights.
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Class regulations require ______ is the last to leave the classroom ______ off all the lights.
A. who; should turn B. whomever; turn
C. whoever; turning D. whoever; turn
试题答案
D
考查宾语从句及虚拟语气。句意：班级公约要求无论谁最后离开教室都应该关掉所有的灯。第一空whoever在宾语从句中作主语；第二空（should）turn off all the lights，此处should被省略。