With the boy ________ the way, we had no difficulty ________ the old man's house.

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Not only ________ interested in football but ________ beginning to show an interest in it.

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A．the teacher himself is; all his students are

B．the teacher himself is; are all the students

C．is the teacher himself; are all the students

D．is the teacher himself; all the students are

－How do you deal with the disagreement between the company and the customers?

－The key ________ the problem is to meet the demand _________ by the customers.

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________ down the radio the baby's asleep in the next room.

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The murderer was brought in, with his hands ________ behind his back.

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Most of the artists ________ to the party were from South Africa.

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When I got back home, I saw a message pinned to the door ________ “Sorry to miss you, I will call later.”

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“Can't you read?” Mary said, ________ to the notice.

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－Mum, why do you always make me eat an egg every day?

－________ enough protein and nutrition as you are growing up.

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With a lot of difficult problems ________, the newly－elected President is having a hard time.

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