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【简答题】
______, the carbohydrates, fats, and proteins required for energy production and tissue maintenance cannot be properly metabolized.
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反馈参考答案：
举一反三
【简答题】按照工序的性质,可以把工序分为 和 两类。
【单选题】Phonetic transcription is necessary for English because of
A.
historical reasons.
B.
the irregularity between symbol and sound.
C.
the International Phonetic Alphabet.
D.
the International Phonetic Association.
【简答题】Phonetic similarity means that the______of a phoneme must bear some phonetic resemblance.（中山大学2011研)
【单选题】Dear Alumni, Parents and Friends, Noted British politician Sir Winston Churchill once said, 'Every day you may make progress. Every step may be fruitful. Yet there will stretch out before you an ever-...
A.
It is impossible for us to reach those goals that are not realistic.
B.
The difficulties ahead will discourage those without a strong will power.
C.
We should strive for what we set as our goals and success no matter what happens.
D.
The road to success is filled with difficulties and even uncertainties.
【单选题】British politician, Ann Widdecombe, once said, "When it comes to talking about the weather the British people are a nation of ______."
A.
umbrellas
B.
competitors
C.
complaints
D.
grumblers
【简答题】何谓视距三角形?应如何绘制?
【单选题】下列关于碱金属某些性质的排列中，正确的是
A.
原子半径：Li＜Na＜K＜Rb＜Cs
B.
密度：Li＜Na＜K＜Rb＜Cs
C.
熔点、沸点：Li＜Na＜K＜Rb＜Cs
D.
还原性：Li＞Na＞K＞Rb＞Cs
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