选择题：抽样推断中缩小抽样误差的方法A、缩小总体方差B、适当增加抽样数目C、最大限度地增加抽样数目D、改进抽

What ______ are you planning to buy?Amake of carBmake of the carCmake of a carDm

马克思主义在中国的传播，经历了一个由学术的介绍向社会改造指导思想的转变。完成这一转变过程的是（ ）A孙中山B陈独秀C李大钊D毛泽东

总体上小康是发展不均衡的小康，全面建成小康社会将缩小地区、城乡、各阶层的差距。为此，不正确的做法是( )A坚持科学发展观B高度重视“三农”问题C加快中国的发展，

. I wrote to him, but my letter was not answered.

when a person grows up he often likes to ____ his childhood . A. memorize B.