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【简答题】
时下，在一些课堂中，常常遇到这样的情景：老师说：“同学们喜欢哪段就学哪段，大家自由组合．选择同一学习内容的同学坐在一起。”于是，课堂成了“自由市场”，学生们交换位置，你争我抢。自由民主的气氛洋溢着这个空间。 问题：作为教师你对这一教学现象怎么看?怎么办?
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举一反三
【简答题】下列程序的运行结果是_____。#include main(){ int a=2,c=5;printf(“a=%d,b=%d \n”,a,c);}A.a=%2,b=%5 B.a=2,b=5 C.a=d,b=d D.a=%d,b=5d
【单选题】The quantity of loanable funds supplied is normally
A.
less interest elastic than the demand for loanable funds.
B.
more interest elastic than the demand for loanable funds.
C.
highly interest elastic.
D.
equally interest elastic as the demand for loanable funds.
【单选题】The quantity of loanable funds supplied is normally ________
A.
highly interest elastic.
B.
more interest elastic than the demand for loanable funds.
C.
less interest elastic than the demand for loanable funds.
D.
equally interest elastic as the demand for loanable funds.
【简答题】下列程序的运行结果是___B___。#include main(){ int a=2,c=5;printf(“a=%d,b=%d \n”,a,c);}A.a=%2,b=%5 B.a=2,b=5 C.a=d,b=d D.a=%d,b=5d
【单选题】为了防止合成氨的催化剂中毒而失活,在生产工艺过程中,必须进行原料气的净制,以除去气体中有害的气体。主要有害气体是
A.
硫化合物,CO和CO2
B.
硫化合物,CO2和CH4
C.
硫化合物,CO和CH4
D.
硫与砷的化合物以及CH4
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