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【单选题】
头痛病人避免用的主要意义是防止:A.
呕吐
B.
脑血栓形成
C.
颅内压增高
D.
心脏负荷增加
E.
心绞痛发作
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反馈参考答案：
举一反三
【单选题】With our country entering an aging society, ______ the retirement age is probably unavoidable.
A.
having delayed
B.
delaying
C.
being delayed
D.
to be delayed
【简答题】在C++中，若需要在程序文件中进行标准输入输出操作，则必须在开始处加入预处理命令include＜iostream.h＞，若使用到数学库中的函数时，要在源程序的开始处加入预处理命令【 】。
【简答题】下面程序实现输出从“!”开始的91个ACCII字符及码值，要求每行输出7项。请完成程序。 include＜iostream.h＞ void main( ) { char c= '!'; int d , n=1; do { while (n＜=7) { d=c; cout＜＜c＜＜ '=' ＜＜d＜＜“”; c++ n++; } cout＜＜ '/n' ; 【 】; } while(c＜= '!' ...
【简答题】导游人员的聚谈艺术——认真倾听体现在( )。 A约束自已，集中思想 B 主动反馈，心领神会 C尊重对方，平等交谈 D适当沉默
【单选题】Anna was reading a piece of science fiction, completely ______ to the outside world.
A.
having been lost
B.
to be lost
C.
losing
D.
lost
【单选题】(Having eaten) the cherry pie, I (struck) several pits and (nearly) (broke) a tooth.
A.
Having eaten
B.
struck
C.
nearly
D.
broke
【单选题】Academic publishers try to yield higher profits by the following means EXCEPT______.
A.
having students buy new editions
B.
publishing a textbook series
C.
discouraging the use of used textbooks
D.
bullying small new publishers of textbooks
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