Don't mention that at the beginning of the story, or it may ________ the shocking ending.

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(2007·浙江)

--- Look! He's running so fast!

--- Hard to ________ his legs were once broken.

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--- Our holiday cost a lot of money.

--- Did it? Well, that doesn't matter ________ you enjoyed yourselves.

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After supper she would sit down by the fire, sometimes for ________ an hour, thinking of her young and happy days.

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One day, you'll ________ this foolish behavior.

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--- Will $ 200 ________ the cost of the damage?

--- I'm afraid not. I need at least $ 100 more.

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We were trained to speak fluently and without unnecessary ________.

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He promised to come yesterday, but he hasn't ________ yet.

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(2006·天津)

Finding information in today's world is easy. The ________ is how you can tell if the information you get is useful or not.

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The country needs a ________ government. We have had three Prime Minister in a year.

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