－Can you see the words clearly?

－No, my ________ is poor.

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The tigers are ________. We should ________ them.

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In class we try to ________ our minds what the teacher says.

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Normal ________ in Beijing in August is about 34℃.

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________ you do this experiment with a friend.

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We wanted to get home before dark, but it didn't quite ________ as planned.

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The winter of 1990 was extremely bad ________ most people say it was the worst winter of their lives.

[　　]

My heart was ________ by what he said.

[　　]

For a simple ________, you should ________ it with a piece of clean cloth.

[　　]

You were very fat in the past, but now how do you ________ stay so slim?

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