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【单选题】
机体70％的能量来自A.
糖的代谢
B.
脂肪的氧化
C.
蛋白质的氧化
D.
核酸的分解
E.
脂蛋白的分解
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皮皮学刷刷变学霸
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【单选题】听力原文：W: What did Nick think of the English Evening last weekend? M: He hasn't been around this week. What does the man imply?
A.
Nick has been sick the whole week.
B.
Nick enjoyed the English Evening.
C.
Nick has been absent from work this week.
D.
He hasn't met Nick since last weekend.
【单选题】The work hasn't been finished, so they ___________ free tonight.
A.
won't be
B.
are
C.
are going to be
D.
will be
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A.
who
B.
whom
C.
what
D.
that
【简答题】句型转换。 1. Mary hasn't been to Dalian. I haven't been to Dalian, either. (改为同义句) Mary I been to Dalian. 2. Tom is the tallest boy in his class. (改为同义句 ) Tom is taller than in his class . 3. Linda hasn'...
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【单选题】一电容接到f=50Hz 的交流电路中, 容抗Xc=240Ω, 若改接到f=150Hz的电源时,则容抗Xc 为( )Ω。 A. 80 B.120 C. 160 D. 720
A.
B.
C.
D.
D
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