三
Do you love taking a trip to the beach ? Going traveling is exciting but safety should always come first. Here are some tips for you to keep yourself safe during the beach trip.
Stay with your parents. Once there was a little boy playing with water on the beach. He left his parents to look for shells and forgot the time. In the end,he couldn't find his parents. What a bad thing!
Be careful with swimming. If you go to the beach for the first time,ask others or search online to make sure it's OK to swim there before you go swimming in the sea. Don't swim alone. It is not safe. And when swimming in the sea,you should always wear a life jacket.
Watch out for things in the water. When something on the beach or in the sea bites you,you should go to see a doctor at once.
Remember,your life is valuable. While having fun,you should be very careful and always put safety first.
根据材料内容选择最佳答案。
()1. How does the writer support his idea in Paragraph 2?
A. By listing numbers. B. By giving an example.
C. By asking questions. D. By showing a report.
()2. What does the underlined word "it" in Paragraph 3 refer to?
A. Looking for shells. B. Playing with water.
C. Catching fish. D. Swimming alone in the sea.
()3. How many suggestions does the writer give us in the text?
A.2. B.3. C.4. D.5.
()4. What can we infer from the text?
A. Parents shouldn't take their kids to the beach.
B. It's hard to swim in the sea.
C. You should go home when something hurts you.
D. There may be something dangerous in the sea.
()5. What is the structure of this text?

1. B
2. D
3. B
4. D
5. C

1. 第1小题：第二段作者通过列举一个小男孩离开父母后迷路的例子来支撑“Stay with your parents.”的观点，属于举例子的论证方式，因此选B。
2. 第2小题：第三段中“Don't swim alone. It is not safe.”，根据上下文可知，it指代的是“独自在海里游泳”这件事，因此选D。
3. 第3小题：文中明确给出了3条海滩安全建议：和父母待在一起、谨慎游泳、留意水中的事物，因此选B。
4. 第4小题：由文中“Watch out for things in the water. When something on the beach or in the sea bites you,you should go to see a doctor at once.”可推断，海里可能存在危险的事物，因此选D。
5. 第5小题：文章第一段总起，点明海滩旅行要注意安全并引出建议；第二、三、四段分别阐述具体建议；最后一段总结强调安全第一，属于总分总结构，对应选项C。