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【单选题】
在下列代谢反应中,哪个反应是错误的( )
A.
葡萄糖→乙酰CoA→脂酸
B.
葡萄糖→乙酰CoA→胆固醇
C.
葡萄糖→乙酰CoA→酮体
D.
葡萄糖→乙酰CoA→,C02+H2O
E.
葡萄糖→乙酰GoA→乙酰化反应
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举一反三
【单选题】The fix to the first trial was moving the departure date from mid-May to mid-June because .
A.
the current travelled fast in mid-June than in mid-May
B.
it was hotter in mid-June than in mid-May
C.
there were no more eddies en route in mid-June
D.
there were no more winds en route in mid-June
【单选题】下面使沉淀纯净的选项是( )
A.
表面吸附现象
B.
吸留现象
C.
后沉淀现象
D.
再沉淀
【单选题】2011年中国成功发射了()无人飞船
A.
神州三号
B.
神州八号
C.
神州四号
D.
神州七号
【单选题】灾难现场伤病员检伤分类的原则,正确的是
A.
优先救治病情危重的伤病员
B.
对每个伤病员分类时间不要过长
C.
分类时不须做急救处理
D.
不放弃每一个伤病员
E.
不要浪费时间反复评估和分类
【单选题】In mid-2008, estimated losses on mortgages were estimated to be about ________ of U.S. GDP.
A.
2%
B.
5%
C.
7%
D.
9%
【单选题】In 2006, the Mid-Autumn Festival was listed as one of China's cutural (heritage), and in 2008, it was designated as a public holiday.
A.
(文化)遗产,传统
B.
按揭
C.
年长的
【单选题】在树状目录下,绝对路径是指从( )开始查找的路径。
A.
当前目录
B.
子目录
C.
根目录
D.
DOS目录
【单选题】试将折半查找的算法改写成递归算法。 Int bisearch (sqlist L,int low, int high , elemtype x ) { If (low>high) return( 0 ); else { if (L.data[mid]= =x) return (mid); else if (L.data[mid]>x) bisearch(L,low,mid-1,x); else ...
A.
A. mid
B.
mid=(low+high)/2
C.
mid>(low+high)/2;
D.
mid!=(low+high);
【单选题】In mid-2008, estimated losses on mortgages were estimated to be about ________ of U.S. GDP.
A.
) 2%
B.
0.05
C.
0.07
D.
0.09
【简答题】图示为锥齿轮差动轮系,已知齿数 , ,两太阳轮同向回转,转速 , ,试求转臂转速
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