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【简答题】
（本小题满分12分）已知二次函数 = ，且不等式 的 （1）求 的解析式 （2）若不等式 对于 恒成立，求实数m的取值范围
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皮皮学刷刷变学霸
举一反三
【单选题】C When I was seven, my father gave me a Timex, my first watch. I loved it, wore it for years, and haven’t had another one since it stopped ticking a decade ago. Why? Because I don’t need one, I have a...
A.
have other devices to tell the time
B.
think watches too expensive
C.
prefer to wear an iPod
D.
have no sense of time
【单选题】--- You look nice in the dress!. --- Thank you. It ______ me seven hundred yuan. I like its design.
A.
paid
B.
spent
C.
took
D.
cost
【单选题】合同的权利义务终止后,当事人根据交易习惯履行通知义务、协助义务、保密义务,这是基于合同法的( )
A.
合同自由的原则
B.
合法的原则
C.
诚实信用的原则
D.
鼓励交易的原则
【单选题】合同的权利义务终止后,当事人根据交易习惯履行通知义务、协助义务、保密义务,这是基于合同法的( )
A.
合同自由的原则
B.
诚实信用的原则
C.
合法的原则
D.
鼓励交易的原则
【简答题】令人平静的A. calming
【单选题】__What a nice dress!It fits you well. __Thank hou. It ___ me seven hundred yuan. I like it's design.
A.
paid
B.
spent
C.
took
D.
cost
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