---I feel the house shaking.
----So do I .It ___ must be sign of an earthquake most probably. Let’s hurry to leave here.
A. ought to B. could C. can D. might
---I feel the house shaking.
----So do I .It ___ must be sign of an earthquake most probably. Let’s hurry to leave here.
A. ought to B. could C. can D. might
A
由句意“这应该是很可能要发生地震的信号吧”可知，这里表示肯定的推理且含有很大的可能性，故用ought to
【标签】情态动词表推测