Question

Sir, you should__________ at the red light．But you didn’t． A．stop B．have stopped C．not

Sir, you should__________ at the red light．But you didn’t． A．stop B．have stopped C．not have stopped D．stopped

Answer 1

B

试题分析：句意：先生，你应该在红灯雹陪橡亮时停源旁下来。但你没有。这里乱塌用虚拟语气，用情态动词should + have + 过去分词，这是对过去的一种虚拟。所以选B。