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【简答题】
已知点 的坐标满足 ，设A（2，1）， 则 （ 为坐标原点）的最大值为
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举一反三
【简答题】The new appointment of our president _________ from the very beginning of next semester. A) takes effect B) takes part C) takes place D) takes turnsv
【简答题】Our president made a(n) ____ speech at the opening ceremony of the sports meeting which encouraged the sportsmen greatly．
【单选题】As is known, it was Hu Jintao, _______ president of our nation, who gave ________ lecture at the ceremony of National Day
A.
the; a
B.
the ; /
C.
a; the
D.
/; a
【单选题】It was in that small village ______ our president was born.
A.
which
B.
when
C.
that
D.
as
【单选题】Do you still remember ______ to our president when you visited our school last term?
A.
to be introduced
B.
being introduced
C.
introduced
D.
to have been introduced
【单选题】关于有效流量的说法中,正确的是
A.
无效的流量再大对于网络营销工作来说，都是废品
B.
为了获得流量，应该尽量追求大的创意
C.
营销内容的好坏需要看能否自嗨
D.
数据分析的作用很大，所以需要尽可能的多做数据分析
【简答题】The French president will make a f______ visit to our country next month.
【单选题】休克的病理特点是( )
A.
组织器官有效灌流量增加
B.
有效循环血量代偿性增加
C.
组织器官有效灌流量锐减与有效循环血量不足
D.
有效循环血量不足
E.
组织器官灌流减少
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