How to answer: It is no good, I’m afraid. It is crowded and noisy. I can not sleep well all night.
A. That’s amazing!
B. I’m sorry to hear that.
C. That sounds interesting.
D. What a coincidence!
查看答案
What questions can be used for small talk?
A. How was your trip?
B. How is the hotel?
C. Do you play any sports?
D. Have you ever been here before?
What are regarded as impolite topics?
A. Health
B. Salary
C. Personal gossip
D. topics without real meaning
流动镶嵌模型是目前得到大家公认的细胞膜结构模型，体现了细胞膜_________ 和_________ 的特点。
生物膜研究过程中提出的三种细胞膜模型由：片层结构模型，单位膜模型和流动镶嵌模型
A. 对
B. 错
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