题目内容：

The child was invited by her parents to explore the edges(边缘) of the pond. It was a ____ pond, but rich in life. The adults ____ all kinds of tools along.

They began the exploration ____ the mud at pond’s edge. ____ they searched for tracks by various animals, the parents showed their approval of the child’s natural curiosity and ____ her to touch, smell and play in whatever she wanted. They ____ much time happily. Creatures caught temporarily ____ viewing were kept in the plastic containers. The ____ jars held frogs for a few moments viewing. Smaller jars allowed them to ____ larvas (幼虫) which hid around rocks in the pond. Cares were ____ to honor the truth of the life forms. And the child was ____ told that, “Today we are learning from the creatures, and treating them as friends even the ____ and scary-looking ones.” Eventually a standard picnic ____, but it was clear that she had made a friend with ____ on this day.

More often than not, parents are drawn into outdoor ____ in a fashion that treat the natural offerings of a site ____ as a setting. Parks become a place to use playground ____ , have social gatherings and play team sports like volleyball or badminton. ____ there are priceless chances for studying nature’s ____ in nearly all these settings. The parents ____ above were not naturalists but they somehow knew that nature held gifts that would benefit their child’s life.

1.A. clean    B. joyful    C. broad    D. simple

2.A. showed    B. brought    C. gathered    D. spread

3.A. finding    B. making    C. using    D. hiding

4.A. After    B. If    C. Since    D. As

5.A. encouraged    B. forced    C. persuaded    D. begged

6.A. prepared    B. spent    C. missed    D. offered

7.A. for    B. in    C. under    D. through

8.A. precious    B. pretty    C. large    D. new

9.A. search    B. notice    C. see    D. watch

10.A. taken    B. fetched    C. caught    D. carried

11.A. usually    B. frequently    C. hardly    D. partly

12.A. strange    B. pleasant    C. ordinary    D. general

13.A. turned off    B. turned over    C. took off    D. took over

14.A. edge    B. mud    C. nature    D. jar

15.A. activities    B. accidents    C. discussions    D. exercises

16.A. nearly    B. only    C. also    D. seldom

17.A. tool    B. equipment    C. device    D. subject

18.A. Thus    B. So    C. Yet    D. Then

19.A. loneliness    B. friendliness    C. quietness    D. richness

20.A. created    B. compared    C. mentioned    D. recommended