He must be a doctor ________?

— Look, it be Mr. Green.— It _____ be him. He has gone to France.A、must, can’tB、can, mus

—Where is your father？ —He ______ flowers in the garden.A．watersB．must waterC．must be wate

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

To ___ a living a person must be able to convince the company that he can do the job

My boss must be the most______man in the world, he is so obstinate.A．pigheadedB．featherhea

The doctors must have made great efforts to treat the patient, ______ he has recovered fro