阅读下面短文，掌握其大意，然后从各题所给的四个选项中选出一个最佳答案。
When I was seven years old, my mom took me to a park in Yunnan province, together with some of her ________. It was summer and the ________ was beautiful with trees, grass and flowers everywhere.
After walking for two hours, we saw a ________ on our left hand. We had two ________: taking a boat or walking. Some of my mother’s friends were ________ and decided to go by boat. Four of us chose to ________.
When we passed an old tree, something white on the tree trunk (树干) ________ our eye—so many mushrooms (蘑菇)! We walked up to the ________. “These mushrooms look great. Can we pick some and ________ them?” I asked. Mom said she had no idea but she believed it was ________ to eat wild (野生的) mushrooms because many of them were poisonous (有毒的). At that moment, two local men came up. ________ told us the mushrooms were not poisonous. And the mushrooms tasted really ________. After hearing that, Uncle Bob ________ some more mushrooms.
After we went back to our hotel, the manager said we were ________ and helped us cook the mushrooms. We had an excellent dinner! ________ Mom said I’d better not pick wild mushrooms. I think I’d better listen to my Mom’s advice.
16. | A．doctors | B．friends | C．teachers | D．students |
17. | A．hill | B．forest | C．garden | D．park |
18. | A．restaurant | B．palace | C．hotel | D．lake |
19. | A．choices | B．jobs | C．reasons | D．secrets |
20. | A．rude | B．lonely | C．tired | D．worried |
21. 22. | A．brought | B．caught | C．kept | D．gave |
23. | A．boat | B．grass | C．flower | D．tree |
24. 25. | A．fun | B．impossible | C．difficult | D．dangerous |
26. 27. | A．bad | B．terrible | C．good | D．strange |
28. | A．picked | B．cooked | C．sold | D．shared |
29. | A．kind | B．lucky | C．honest | D．polite |
30.
