题目内容
【题目】How long has Mr. Green worked in this school?
A. In 1959. B. Since 1995. C. Before 1959.
【答案】B
【解析】W: Excuse me, Mr. Green. How long have you worked in this school?
M: Since I graduated from the teacher's college?
W: When did you graduate?
M: In1995.
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