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【单选题】
描述统计学产生于 20 世纪 20 年代之前,其代表人物是( )A.
B.
高尔顿和皮尔逊
C.
皮尔逊
D.
高尔顿和
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【单选题】听力原文：W: Richard works as hard as his roommate. M: That's not saying very much. W: Do you mean that he does not have a good performance at school? M: I don't really mean that. What conclusion can be dr...
A.
Richard is hard to work.
B.
Richard speaks with difficulty.
C.
Richard's does not necessarily bring satisfactory results.
D.
Richard doesn't work very hard.
【简答题】Jane was a few minutes late. Smith had 1 the office when she got there. His secretary( 秘书 )told her he would be back in a few minutes. She had to sit down and 2 outside the office. “ I ’ ll 3 get this...
【简答题】我国社会体育在个人发展中的地位与作用是什么？
【简答题】社会体育在社会中的地位与作用是什么？
【简答题】社会体育在体育中的地位与作用是什么？
【单选题】听力原文：W: Is that math course really as hard as everybody says? M: Worse, believe it or not. Q: What does the man say about the course? (15)
A.
It's hard to know what to believe about it.
B.
He doesn't believe it's hard for everybody.
C.
It's even harder than people say.
D.
It's not as hard as he'd thought.
【单选题】Anna is _____ to work out the math problems and gets a good grade.
A.
hard enough
B.
enough hard
C.
hard-working enough
D.
enough hard-working
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