根据短文内容,填写所缺单词或用所给单词的正确形式填空。
Hello! We are 1. (penguin)! Many people like us so much. Why? Well, let us tell you about ourselves.
We are black and white. We have two small wings(翅膀), 2. we can't fly at all. We sometimes walk in 3. funny way on land. Some people say we look like we 4. (dance). But in the water, we can swim very fast.
Many of us live in Antarctica. It is very cold there. We aren't worried about this 5. our bodies are used to the cold weather.
We 6. (usual) eat fish. Small fish in the sea is 7. (we) favourite. Sometimes we also eat small shrimps(虾). Swimming helps us 8. (find) dinner.
We are amazing animals! We are good 9. (swim). We wear nice black and white coats, and we live in a cold home. Now, you must really like us, the cute 10. (one)!

1. penguins
2. but
3. a
4. are dancing
5. because
6. usually
7. our
8. find/to find
9. swimmers
10. ones