促进学生自主健康成长，始终是素质教育的重要追求和根本出发点之一。要达到这种效果，就必须依靠成功的（）。
A.教育
B.课改
C.经验
D.方法
参考答案：A
句型转换。
1. The old man usually walks to the shop. (改为同义句)
The old man usually goes to the shop _____ _____ .
2. Mike often goes to the zoo by bus. (改为同义句)
Mike often _____ a _____ to the zoo.
3. Mrs.Read goes shopping three times a week. (对画线部分提问)
_____ _____ does Mrs.Read go shopping?
4. I usually read books on Sundays. (对画线部分提问)
_____ do you usually _____ on Sundays?
5. Maria often takes the subway home. (改为一般疑问句)
_____ Maria often _____ the subway home?
下列有关说法正确的是
A．石墨和金刚石互为同位素
B．乙烷和丙烷互为同素异形体
C．CH3CH2CH2CH3与CH(CH3)3互为同分异构体
D．12C和13C互为同系物
