问题
单项选择题
下列不属于实验设计的要素的是（）。
A.自变量和因变量
B.正推性与逆推性
C.实验组和控制组
D.前测和后测
答案
参考答案：B
解析：实验设计包含三对要素，即：(1)自变量和因变量；(2)实验组和控制组；(3)前测和后测。故选B。
搜题请搜索小程序“爱下问搜题”
下列不属于实验设计的要素的是（）。
A.自变量和因变量
B.正推性与逆推性
C.实验组和控制组
D.前测和后测
参考答案：B
解析：实验设计包含三对要素，即：(1)自变量和因变量；(2)实验组和控制组；(3)前测和后测。故选B。
When I was about 12, I had an enemy, a girl who liked to point out my shortcomings. Week by week her list 小题1: : I was very thin; I wasn’t a 小题2: student; I talked too much; I was too 小题3:, always feeling superior to(胜过) others, and so on. I tried to hear all as long as I could. 小题4:, I became very angry. I ran to my father with 小题5: in my eyes. He listened to me 小题6: , and then he asked,“Are the things she says true or not? Janet, don’t you ever wonder 小题7: you’re really like? Well, you now have that girl’s 小题8: . Go and 小题9:a list of everything she said and mark the points that are 小题10: . Pay no attention to the other things she said.” I did小题11:he told me. To my great 小题12:, I discovered that about half the things were true. Some of them I couldn’t 小题13: (like being very thin),but a good number I could--- and suddenly I wanted to change. For the first time I went to a fairly 小题14: picture of myself. I brought the list back to Daddy. He 小题15:to take it.“That’s just for you,” he said，“You know 小题16: than anyone else the truth about yourself. But you have to learn to 小题17:, not just close your ears in anger, feeling 小题18: when something said about you is true, you will find it of help to you. Our world is full of people who think they know your affairs. Don’t shut your 小题19:. Listen to them all, but hear the truth and do what you know is the right thing to do.” Daddy’s advice has always 小题20: to me at many important moments. In my life, I’ve never had a better piece of advice.
|