与儿童身心特点有关的变量有（）
A.身高、体重
B.创造力、学习能力
C.坚持性、挫折感
D.智力
参考答案：A, B, C, D
He eats______ food, so he is ________ fat.
A. much too; too much B. much too; too many C. too much; much too
数学表达式3X+0.5Y=Z在VFP中可以表述为（）。
A.3X+0.5Y=Z
B.3*X+0.5Y=Z
C.3*X+0.5*Y=Z
D.其他三项都不对
