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【单选题】
—Today is the ______ day in my life, because I won the first prize in the competition. —Congratulation! [ ]A.
happy
B.
happiest
C.
happier
D.
much happier
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【简答题】The Ecomagination campaign contributes to carbon emission reduction by ______.
【单选题】What will be the result of harmful emission reductions for the developing countries?
A.
Developing countries will be able to shun the mistakes made by developed countries in harmful emission.
B.
Economy of developing countries will be affected.
C.
Developing countries will meet the present emission standard for their industrialized needs.
D.
Developing countries will get money that can help them deduce waste emission.
【简答题】舌前 2/3 黏膜的温痛觉是 神经支配;舌前 2/3 黏膜的味觉是 神经支配;舌后 1/3 黏膜的温痛觉是 神经支配;舌肌是 神经支配。
【单选题】The word laser was coined as an acronym for Light Amplification by the Stimulated Emission of Radiation. Ordinary light, from the sun or a light bulb, is emitted spontaneously, when atoms or molecules...
A.
light bulb
B.
energy
C.
molecule
D.
atom
【单选题】The word laser was coined as an acronym for Light Amplification by the Stimulated Emission of Radiation. Ordinary light, from the Sun or a light bulb, is emitted spontaneously, when atoms or molecules...
A.
A device for stimulating atoms and molecules to emit light.
B.
An atom in a high-energy state.
C.
A technique for destroying atoms or molecules.
D.
An instrument for measuring light waves.
【简答题】Fugitive emission may account for 70–90% of the air emissions from a chemical manufacturing operation. List 6 unintentional release locations.
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