The house had been on fire for an hour _

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问题选择题

The house had been on fire for an hour ________ the firefighters arrived. [ ]

A. after

B. before

C. until

D. while

答案

答案：B

判断题

高聚物改性沥青防水卷材采用空铺法、点粘法、条粘法铺贴施工时，其长边搭接宽度应为80mm。( )

填空题

以下程序的输出是______。
main()

char str1[]=How do you do"，*p=strl;
strcpy(str1+strlen(str1)\2"es she");
pfinff("%s\n",p1);