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The water in the oceans also keeps the temperature of the earth steady for absorbing and releasing heat. ________

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An estuary is the body of water when a river meets the ocean. ________

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The density of living creatures is higher than any habitat on earth. ________

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One night, a thief broke in an old man's house. He made a noise and wake up the old man and his wife. The husband told his wife be silent, while he said loudly, “My dear, these days thiefs are clever. If they take off their clothes and puts them on the table, the people in the room will fall asleep and can't wake up.” When the thief heard this, he took off his clothes and was ready to setting out to work. At this moment the her husband suddenly shouted in loud voice, “Stop thief!” The thief was frightened. He ran away quickly and leaves his clothes on the table.

1．________　　2．________　　3．________　　4．________

5．________　　6．________　　7．________　　8．________

9．________　　10．________

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The informations that he has found out is very useful. ________

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He said that he had come back three days ago. ________

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They often make fun of him, because he is fatter than anyone in his class. ________

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When he woke up, he found his hands and feet tying together. ________

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I'm sorry that I can't give you any farther information. ________

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I could hardly tell Tom and Jim. The twins look the same. ________