When Edison died, it was proposed that the Americans______all power in their hom

游客2024-01-19  17

问题 When Edison died, it was proposed that the Americans______all power in their homes, streets and factories for several minutes in honor of this great man.

选项 A、turn off
B、turned off
C、must turn off
D、would have turned off

答案 A

解析 It is/was proposed/that…后的从句用虚拟语气,动词形式为“should十动词原形”,should可省略。
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