Before the final examination,many students have shown of tension.Some have trouble in sleeping while others have lost their appetite(胃口).
—How about ________ party? —Cool! It was really ________ great fun! Pity you weren’t there.
Most scientists seem to agree that ________ certain limit should be set on________ consumption(消费) of cars to ease air pollution.
Japan has been trying to bring its nuclear crisis under ________ control, but ________ spread of radiation has raised concerns about the safety of the nuclear energy.
Early in ________morning word came that Mr. Black had been elected ________president of the company.
She studied ________ medicine before she became ________ writer