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The crow(乌鸦) is an ordinary(普通的) bird. It is about twenty inches long and black all over. Crows are dirty because they live on old bad food. Crows eat a lot of waste food. I1. this way they are more useful to us t2. any birds. They c3. up the dirty things in our streets. Crows are always h4.. They look for food all day long, and in the evening you can see them in large numbers f5. back to their nests in the trees. They sleep there at night.

Crows are much n6. than other birds. Very often a great number of crows will get together on the house and talk. Sometimes they talk together, and do it by turns like h7.. It is easy to tell from crow’s sounds whether they are friendly birds. A pair of crows will live together all their life, and if one of them d8., the o9. becomes very sad and quiet for the rest of its life and s10. it dies, too.

八年级英语单词填空困难题

少年,再来一题如何?
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