题型:问答题 简答题 有以下程序: #include<stdio.h> struct tt int x;struct tt*y;*p; struct tt a[4]=20,a+1,15,a+2,30,a+3,17,a main()int i; p=a; for(i=1;i<=2;i++)printf("%d",p->x);p=P->y; 程序的运行结果是______。A) 20,30, B) 30,17 C) 15,30 D) 20,15 查看答案
题型:问答题 简答题 Could you please tell me where you bought the shoes you _____ yesterday? [ ]A. tried on B. put on C. had onD. pulled on 查看答案
题型:问答题 简答题 密闭容器中加入葡萄糖溶液和酵母菌,1小时后测得容器中的氧气减少24ml,二氧化碳增加48ml,则一小时内酵母菌无氧呼吸所消耗的葡萄糖是有氧呼吸的()A.1/3倍B.1/2倍C.2倍D.3倍 查看答案