He must have had an accident, or he______（早就应该在这儿了) then.

● Every valid character in a computer that uses even（71） must always have an even number o

● Every valid character in a computer that uses even（71） must always have an even number o

Jack_____out very early, for he had not shown up at breakfast.A．could have goneB．must have

All the following sentences have an object complement EXCEPTA．He had a strange way of maki

He must have had an accident, or he _____ thenA:would have been hereB:would be hereC:s

So badly was he injured in the car accident that he had to stay in hospital for several weeks .()