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Yancheng is a city in the n1. of Jiangsu. It’s famous for its wetlands. The biggest wetland there has an a2. of more than 450,000 hectares. It’s a perfect s3. for many endangered birds. There are 590 kinds of insects and 490 kinds of p4. in the wetland. They p5. birds with enough food.  As many as 379 kinds of birds live there, i6. red-crowned cranes. Every winter, up to 1,200 red-crowned cranes stay there.

Wetlands are not only homes for birds and animals, they can also p7. disasters(灾害). For e8. , when there is too much rain, wetlands can hold water. Then there will be fewer f9. .

Scientists say we must protect our wetlands. If we don’t, it will be i10. to see many endangered birds in the future.

八年级英语单词填空困难题

少年,再来一题如何?
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