It's always difficult being in a foreign

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问题选择题

It's always difficult being in a foreign country, _____ if you don't speak the language. [ ]

A. extremely

B. naturally

C. basically

D. especially

答案

答案：D

多项选择题

脊髓亚急性联合变性（SCD）病理发现的病变部位包括（）

A.脊髓后索

B.脊髓侧索

C.大脑白质

D.视神经

E.脊神经

填空题

以下程序运行后的输出结果是______。
main ()

int x=10,y=20, t=0
if(x==y) t=x;x=y;y=t;
printf("%d,%d /n",x,y);