举一反三
- Task 1 Listen to the dialogue and decide whether the following statements are true (T) or false (F)./module/audioplay.html?objectid=da475d6f68e7d6b07462e33cf48f6f47da475d6f68e7d6b07462e33cf48f6f47
- Listen to a passage and decide whether the following statements are true (T) or false (F). [音频]/module/audioplay.html?objectid=ff733e0e8d10c3a021cdb0f22f1c1886ff733e0e8d10c3a021cdb0f22f1c1886
- Mandy and Alvin are debating nature vs. nurture. Listen to their conversation and then decide whether the conversation-based statements below are true (T) or false (F)./module/audioplay.html?objectid=50a385dda9a7014d7235c8136615407950a385dda9a7014d7235c81366154079
- Part III A Listen to the passage twice and decide whether the statements are true or false. Write "T" for true or "F" for false.
- Passage 1 Passage 2 Passage 3 Passage 4 Passage 5/module/audioplay.html?objectid=0d4d67cd4caa47466bbbfe9d98db4623/module/audioplay.html?objectid=75ed077e152c0d8e6d32bdfa15d0f462/module/audioplay.html?
内容
- 0
Passage 1 Passage 2 Passage 3 Passage 4 Passage 5/module/audioplay.html?objectid=0d4d67cd4caa47466bbbfe9d98db4623/module/audioplay.html?objectid=75ed077e152c0d8e6d32bdfa15d0f462/module/audioplay.html?objectid=7f97e02a165a06b5895a0f3cd1f1effc/module/audioplay.html?objectid=ad201e024960b245c0038edd35b08acb/module/audioplay.html?objectid=f48ce62a3b73a573d38434e86f8ba52c
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设 F(t) 及 E(t) 分别为闭式流动反应器的停留时间分布函数与停留时间分布密度函数。 为对比时间。（ 1 ）如果该反应器为活塞流反应器，试求： 1 F(1) ， 2 E(1) ， 3 F(0.8) ， 4 E(0.8), 5 E(1.2) ；（ 2 ）如果该反应器为全混流反应器，试求： 1 F(1) ， 2 E(1) ， 3 F(0.8) ， 4 E(0.8), 5 E(1.2) ；（ 3 ）如果该反应器为一非理想流动反应器，试求： 1 F(∞) ， 2 F(0) ， 3 E(∞) ， 4 E(0), 5 ， 6
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6 | 1 | *4 | *1 | 6 | -5 | [音频]/module/audioplay.html?objectid=0b38451a6c080b61b8712275c4ab0c6b
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Task 1 Listen to the dialogue and decide whether the following statements are true(T) or false(F)1. Iris is happy with the offer.()
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Listen to the conversation and decide whether the following statements are true (T) or false (F).