Question

He ___ away before we arrived, since the house was deserted． A．shall have gone B．should hav

He ___ away before we arrived, since the house was deserted． A．shall have gone B．should have gone C．could have gone D．must have gone

Answer 1

D

考查情态动词。must have done对过去时间里可能发生的时间的推测，表“肯定”，故选D。