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【单选题】
下列不是 C 语言特点的是A.
C 语言一个或多个函数组成
B.
C 语言程序可以由一个或多个文件组成
C.
C 语言有且只有一个 main （）函数
D.
C 语言程序执行时，通常是从程序中的第一个函数开始执行的
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【简答题】Other tests have shown that laughter appears to be able to reduce the effect of pain on the body.
【简答题】下表是稀硫酸与某金属反应的实验数据： 分析上述数据，回答下列问题： （1）实验4和5表明，___________对反应速率有影响，________反应速率越快，能表明同一规律的实验还有________________________________ （填实验序号）； （2）仅表明反应物浓度对反应速率产生影响的实验有_____________（填实验序号）； （3）本实验中影响反应速率的其他因素还有...
【单选题】—Nowadays the doctors are trying their best to reduce the people’s fear they would be affected by the present disease called “Bird Flu （禽流感）”.
A.
whether
B.
which
C.
that
D.
when
【单选题】The phrase 'scale down 'in Para. 3 probably means to ______ .
A.
reduce the proportion of the size properly
B.
reduce according to the fixed pattern
C.
make it diminish infinitely
D.
cut down the time properly
【简答题】Part B Write an essay of about 120 words on 'How to Reduce Pressure'. Make references to the following points: 1) Modern life requires people to deal with lots of pressure. 2) People have different wa...
【单选题】The Agricultural Adjustment Act encouraged American farmers to____
A.
reduce their scale of production.
B.
make full use of their land.
C.
adjust the prices of their farm products.
D.
be self-sufficient in agricultural production.
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