影响个体身心发展的主要因素有（）。
A.遗传
B.环境
C.教育
D.人的主观能动性
参考答案：A, B, C, D
改错。
( ) 1. What do you do yesterday? __________________
A B C
( ) 2. What would you like eat? __________________
( ) 3. Mr. and Mrs. Smith has a daughter. She's Jenny. __________________
( ) 4. How did you went there? __________________
( ) 5. I like to playing football with my cousins. __________________
确定型决策方法不包括（）
A.微分法
B.量本利分析法
C.收益矩阵法
D.线性规划法
