单选题：－Are you coming to the English evening?－I’m not sure. I ..

—We need a person badly to be in charge of this design.—________ the new comer have a try?A．MayB．WillC．ShallD．Need

Something terrible have happened if Li Chang was not coming to eat in his restaurant as he always did.A．ought to B．must C．shouldD．will

Whale beachings（搁浅）_______ be caused by factors such as illness, or disorientation（迷失方向）caused by extra noise in the oceans, ______ shipping or oil and gas drilling.A．might; fromB．will; byC．should; inD．shall; on

He _____ have gone to Shanghai, for I saw him a moment ago.A．mustB．can’tC．mustn’tD．can

He is sweating heavily. He _______ weightlifting for a long time.A．could have practicedB．can practiceC．must have practiced D．might practice