-- Jim enjoys listening to pop music.

-- ________.

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Today computers ________ in both cities and town.

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-- You are so lucky.

-- What do you mean ________ that?

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-- Do you know Florence Nightingale?

-- Yes, she was well known ________ a nurse in England ________ her kind ness to the sick and wounded soldiers.

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My mother finds ________ great fun to learn to drive a car.

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I'll give a talk tomorrow. I'm thinking about ________.

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Can you describe ________?

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-- Look! Mr Hu is on the other side of the street.

-- It ________ be him. He has gone to Lanzhou.

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Would you please buy some salt for me, Tony? There is ________ left.

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