phenology:物候学或生物气候学,是气候学和生态学的边缘学科,主要研究气候环境 对生物的影响。
练习:
A) to provide their personal life cycles. B) to observe the life cycle of plants.
What are citizen scientists asked to do?
B) To send their research observations to a professional database.
D) To keep a record of their research observations.
A) a citizen journalist. B) a citizen scientist. C) a scientist. D) a citizen.
A) Only experts can participate in it. B) Everybody can participate in it.
5. What is the final purpose of Project BudBurst?
B) To find out the types of plants in the neighborhood.
United States.
答案与题解:
B第二段第三句中 encourage ordinary people to observe的主语是 The citizen scientist movement,即公民参与科学观察的运动。所以 D 不是正确选择。A 和 C 不符 合文章的句意,因此也不是正确的选择。这个句子的大意是:这一运动鼓励普通公民根 据自己的兴趣爱好进行科学观察,并将观察结果送交数据库,让专门领域的科学家做进 一步的观察。B 正确表达了这个意思。
A 文章最后一段说,这个计划向所有人开放,所以应选择 A。B,C,D 所述内容都在该段中提到。
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