求英语完形填空答案?[how,they ,winter,summer  spend,care ,dance ,

求英语完形填空答案?
[how,they ,winter,summer  spend,care ,dance ,take,show ,open ,only,good]The world of the out-of doors is full of secrets.And 1.________ are so interesting  that quite a lot of people are busy studying them.All around us are birds,animals,trees and flowers.The facts about 2.________ they live and grow are as interesting as anything could be.Do you know that one of the great presidents of the United States 3 ________ hours and hours studying birds?A businessman who lives near New York City became so interested in insects(昆虫) that he began to collect them.He now has more than one thousand different kinds 4.________ kept in the glass boxes.Come then with me,and I will help you find some of Nature’s secrets.Let us go quietly through the woods and fields.Here we shall find how a rabbit tells the other rabbits that there is danger.We shall follow a mother bear and her young ones as they search for food and get ready for 5.________ sleep.We shall watch bees 6.________ in the air to let other bees know where they can find food.I will 7.________ you many other interesting things,but the 8.________ thing that I can teach you is to keep your eyes and ears 9.________ when you go out of doors.Nature tells her secrets 10.________ to people who look and listen carefully.

1.they
2.how
3.spent
4.carefully
5.winter
6.dancing
7.show
8.only
9.open
10.good