Be careful of those who are in sheep’s _____.

　 A. cloth　 B. clothes　 C. clothing　 D. dress

The cause of his death remained ________ (无法解释的、adj ) though he has been dead for years.

1.      The guard____old man to pass after he showed him the pass.　

A.promised B.agreed C.let D.permitted

He said at the meeting astonished everybody present.

　　A. What B. That C. The fact D. The matter

_____ by teachers, we have made much progress this term.

A. Being educated 　 B. To be educated　 C. Educating 　 D. Educated

Now the girl is in hospital r ________ from liver failure, and she will be better now.

With a lot of homework________， I can't go swimming with you tomorrow.

A．done 　　 B．to do　　　　 C．doing 　　 D．to be done

The World Health Organization gave a warning to the public without any _________ when the virus of H1N1 hit Mexico in April, 2009.

A. delay　　　　　　 B. effort　　　　　　 C. schedule　　　　 D. consideration

I haven' t seen Mary these past few days. I m afraid she ____ herself for some time.

A. isn't feeling　　　　　 B. hasn' t been feeling　

C. hadn't been feeling　 D. wasn't feeling

He speaks English with an American 　　　 (口音).