非洲大蜗牛英语学习单 | 免费初级阅读PDF

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Giant African snails are some of the largest snails in the world. They can grow up to 20 centimeters long. That is bigger than your hand! These snails come from East Africa. They have big brown and yellow shells.

These snails are very hungry animals. They eat over 500 different kinds of plants. They like fruits, vegetables, and flowers. They can even eat concrete walls because they need calcium for their shells.

Giant African snails are now found in many countries. People brought them as pets or food. But they can be 危险的 to farms. They eat crops very fast and have many babies.

One snail can lay up to 1,200 eggs in one year. The babies grow very quickly. This is why they are hard to control. Many places are trying to stop them from spreading.

In some countries, people eat these snails as food. The snails have lots of protein. Scientists study them to find ways to 保护 farms. Giant African snails are truly amazing creatures!

等级： C级

A. 词汇匹配

将每个单词与其定义匹配。

B. 对还是错

请对每项陈述写 T（正确）或 F（错误）。

1. Giant African snails are very small. ______
2. These snails come from East Africa. ______
3. The snails eat only one type of plant. ______
4. They can eat concrete walls. ______
5. One snail lays about 100 eggs per year. ______
6. People keep them as pets in some places. ______
7. The snails grow very slowly. ______
8. Some people eat these snails as food. ______
9. Scientists study these snails. ______

C. 填空

词库： largest  |  shells  |  hungry  |  countries  |  dangerous  |  control  |  protein

1. Giant African snails are the _______________ snails in the world.
2. They have big brown and yellow _______________ on their backs.
3. These snails are very _______________ and eat many plants.
4. The snails now live in many _______________ around the world.
5. Eating snails gives you lots of _______________ for your body.

D. 理解性问题

1. How big can Giant African snails grow?
2. Where do these snails come from?
3. How many eggs can one snail lay in a year?
4. Why do snails eat concrete?
5. Why are these snails dangerous to farms?

E. 讨论问题

与同伴讨论这些问题，或者写下你的答案。

1. Would you want a giant snail as a pet? Why or why not?
2. Have you ever seen a snail? What did it look like?
3. What other animals have shells?

📝 点击查看答案

请查看下方答案。

A. 词汇： 1-c, 2-j, 3-h, 4-i, 5-a, 6-g, 7-d, 8-b, 9-f, 10-e

B. 判断题： 1-F、2-T、3-F、4-T、5-F、6-T、7-F、8-T、9-T

C. 填空： 1-largest, 2-shells, 3-hungry, 4-countries, 5-protein

D. 理解： 1. Up to 20 centimeters long; 2. East Africa; 3. Up to 1,200 eggs; 4. They need calcium for their shells; 5. They eat crops very fast and have many babies

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