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【简答题】
已知函数f（x）=-x 3 +3x （I）证明：函数f（x）是奇函数； （II）求f（x）的单调区间．
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举一反三
【单选题】He likes doing some reading at home to the cinema.
A.
than to go
B.
than going
C.
rather than to go
D.
more than going
【简答题】He likes doing some reading at home to the cinema. A) than to go B) than going C) more than going D) rather than to go
【单选题】李老先生，脑出血卧床6个月。今日护士发现其右侧骶尾部皮肤发红，并伴有肿胀、发热，患者主诉疼痛，但皮肤未破损。此患者右侧骶尾部皮肤表现为压疮的
A.
淤血红润期
B.
炎性浸润期
C.
浅度溃疡期
D.
深度溃疡期
【简答题】五、 阅读短文,选择最佳答案,就字母代号写在前面的括号内 : It’s Friday afternoon. The children of Class One, Grade Five are having an art lesson (美术课) . Mr Lin is an art teacher. He likes drawing flowers. Look, he is drawing som...
【单选题】He likes doing some reading at home _____ to the cinema.
A.
than to go
B.
more than going
C.
than going
D.
rather than to go
【简答题】V.任务型阅读(10分) Reading is fun.When you read,would you like a paper book or an e-book(电子书)? Some people choose e-books,some love paper books,and others like reading both. Li Ming,a university professor(教...
【简答题】足太阴睥经的络穴是( )穴
【简答题】在 WORD 中,当多个文档同时打开后,在同一时刻有 个是活动文档。
【简答题】在Word中,当多个文档同时打开后,在同一时刻有( )个是活动文档。
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