Because chemistry is everywhere, it is important for students to learn it.
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Technology provides important tools to help teachers do their jobs more effectively.l
A. 对
B. 错
In education, student questions are more valuable than technology or a written curriculum.I
A. 对
B. 错
In some ways, the work of a teacher is harder than the work of a surgeon.
A. 对
B. 错
乘车注意事项有:
A. 女士双腿要保持合并的坐姿
B. 车上不要睡觉
C. 谈话要适当
D. 车内尽量不要吸烟
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