利用教育心理学原理,教师不仅可以正确分析、了解学生,而且可以( ),并采取相应的( ),达到预期的效果.
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What is the total amount that the two advertisements will cost for one week
A. $5
B. $15
C. $30
D. $250
Passage 1Questions 25 to 27 are based on the passage you have just heard.
An English reporter.
B. An American reporter.
C. An English scientist.
D. An American scientist.
提高学生知识储备的( )与( )可使教学提高问题解决的能力.