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61．学生会打算举办一场旧书交换活动。请你给全校同学写一份通知，内容包括：

·旧书交换的好处（如培养节约习惯、增强环保意识等）；

·旧书交换活动的时间及地点；

·可以交换的旧书类别（如课本、小说等）；

·号召大家积极参与。

I.Phonetics(5 points)Directions:In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.1.（ ）

• A、arise

• B、brick

• C、pride

• D、child

Why should trees be bulldozed in firefighting?

• A、To put out a controlled fir

• B、To help the victims escap

• C、To prevent fires from spreadin

• D、To make way for firefighters.