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【多选题】
中国近代史上，与香港有关的条约有哪些A.
《南京条约》
B.
《北京条约》
C.
《望厦条约》
D.
《辛丑条约》
E.
《瑷珲条约》
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举一反三
【简答题】For Conversation Press # 1 I’ve got a cell phone, e-mail and voice mail. But why am I so lonely? A funny thing happened on the way to the communications revolution: we stopped talking to one another. ...
【单选题】The bus is coming. Oh, no! It's full. I'm afraid we can't ______. [ ]
A.
get up
B.
get on
C.
get out
D.
get off
【简答题】You (stand)______ several feet away if you wish to get the full effect of the picture.
【单选题】Part 2 task2 Conversation2, question1:
A.
Because he has to take more required courses this term
B.
Because he took too many required courses lasr year
C.
Because he finds university has too much fun
D.
Because he has many interesting things to learn about
【单选题】Part 2 task2 Conversation1, question1:
A.
Because she was ill
B.
Because she was not hungry
C.
Because her car was stolen
D.
Because she just had her lunch
【单选题】已 已知 f(t)=e at ,(a 为实数 ) ,则f(t)的积分的拉氏变换为
A.
a/(s-a)
B.
1/[a(s+a)]
C.
1/[s(s-a)]
D.
1/[a(s-a)]
【单选题】已知数列{a n }的前n项和S n =q n -1（q∈R，q≠0），则数列{a n }（ ）
A.
一定是等差数列
B.
一定是等比数列
C.
或者是等差数列或等比数列
D.
既非等差数列又非等比数列
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