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【单选题】Businesses put lots of time and money into new plans, programs and excellent employees with the hope things will change．Yet, at the end of the effort, not much changes．What happens? In most cases, tho...
A.
What past experience is useful for businesses?
B.
How much time is needed for making plans?
C.
How can changes be made in businesses?
D.
What kinds of employees are the best?
【单选题】张老师在班上鼓励学生进行课外阅读，开展“分享知识"的活动，引导学生在班上分享收获，并对学生的分享及时加以点评。张老师的做法（ ）
A.
减轻了教师的教学负担
B.
拓展了学生的学习资源
C.
加重了学生的学习负担
D.
促进了教师的专业发展