不属于家庭教养环境规划原则的是（）。
A、区域相对灵活
B、设置固定的标志物
C、便于清洁与分类
D、提供一个独处的区域
参考答案：A
阅读短文，用动词的适当形式填空。
Hello! My name's Mary Brown. 1 1 (be) a girl. I like(喜欢)red. I have(有) a red clock. What's this? It 2 (be)my red pen. 3 (be)that my ruler? Yes, it is. It is a red ruler. What 4 (be)
that? It is a jacket. Is it my jacket? No, it isn't. It__5 (be)Bob's jacket. It's white.
I think he draws very well. _____ he is only 4 years old. [ ]
A. At first
B. At all
C. Above all
D. After all
