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【简答题】
已知x 1 、x 2 是方程x 2 -2mx+3m=0的两根，且满足（x 1 +2）（x 2 +2）=22-m 2 ，求m的值．
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反馈参考答案：
举一反三
【单选题】He realised that none of his classmates would come to his defense.
A.
decision
B.
defeat
C.
protecton
D.
demand
【简答题】诗名中“沙”和“沫”有什么寓意?
【单选题】听力原文： Adrians 'Amazing Race' started early when his parents realised that he, as a baby, couldnt hear a thing, not even loud noises. In a special school for the hearing-impaired, he learned sign langu...
A.
They wanted him to live a normal life.
B.
They wanted to prove the headmaster wrong.
C.
He wouldn't mix with other disabled children.
D.
He wasn't taken good care of in the special school.
【简答题】间接抒情的主要方式是什么?
【单选题】How did the writer's childhood influence his own family life?
A.
He realised that the pattern was repeating itself.
B.
He encouraged his children to talk to him.
C.
He made sure there was plenty of personal contact.
D.
He forced his wife to stay at home.
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