阅读Unit4《what would you do》，回答下列问题。

1. What's Martin Robinson?

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2. When did the book, What Would You Do If…come out?

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3. If Tony had a deep cut, what should he do according to Martin Robinson?

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4. How many accidents does Martin Robinson mention on page 19 in his new book?

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5. According to the text, what book should teenagers have on a nearby shelf in their homes?

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以下选项那一条不是红牌作战的作用：（）

A、必需品和非必需品一目了然，提高每个员工的自觉性和改进意识；

B、红牌上有改善期限，一目了然；

C、引起责任部门人员注意，及时清除非必需品；

D、保存资料，便于宣传。