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【简答题】
视网膜的感光细胞有两种,具有感受强光和辨色能力的是__________,仅能感受弱光的是__________。
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举一反三
【简答题】中国古典园林的总体特色是追求( )的审美境界。
【单选题】Listen to the video clip again and choose the correct answer to each question. 2. Which of the following protection measures is mentioned in the conversation?
A.
The boxes are reinforced with steel straps.
B.
All the boxes are wrapped up with plastic sheets to be waterproof.
C.
The boxes are filled with foam to release pressure from collision.
【简答题】People wear hats for three main reasons: protection, communication, and decoration. Protection. People first began to wear hats to ___1___ themselves from the climate. In hot, sunny climates, wide-edg...
【简答题】Is environment protection important? Why?
【简答题】Review Unit 3 in the Listening book, listen to the audio clip again and write an article of at least 150 words on "The Importance of Copyright Protection" by following the ouline below: 1. Most people...
【简答题】自管理科学成为独立的学科以来，大体经历了三个发展阶段：（）理论阶段、（）理论阶段、现代管理理论阶段。
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