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【单选题】
教师在教学中用不同形式的直观材料或事例来说明事物的本质属性，这些直观材料或事例被称为（ ）A.
变式
B.
反例
C.
正例
D.
比较
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举一反三
【单选题】听力原文：W : What do you think of Jane's speech? M: Even though her speech was the last one on the program, it was the best one. Which of the following statements is true?
A.
Jane spoke last but not best.
B.
Jane spoke last and best.
C.
Even though last, Jane spoke fast.
【单选题】That tennis ball is one of ____. [ ]
A.
Jane father
B.
Jane's father
C.
Jane father
D.
Jane's father's
【简答题】Jane and I live in one room. Jane and I ______.
【单选题】That tennis ball is one of ___________.
A.
Jane fathers
B.
Jane’s fathers’
C.
Jane father’s
D.
Jane’s father’s
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