单项选择题

Stage fright is
A、Loving to speak in front of people
B、Being afraid to speak in front of people
C、Never speaking to anyone
D、A kind of incurable disease

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单项选择题

以下程序的循环次数为
int x=2
while(x=1)
{
printf("%d",x);
x--;
}
A、无限次
B、0
C、1
D、2

单项选择题

诊断肺病最有意义的是咳喘

A．对
B．错