where is tom?He hasn't come today,I think he__ be ill.A should B may

问题描述:

where is tom?He hasn't come today,I think he__ be ill.A should B may

B.maywhymay 是“也许、可能”,是猜测 而should是“应该”,是指责的意思,如果想进行非常肯定的猜测,应该用must