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【简答题】
已知函数 g(x)= 1- x 2 1+ x 2 (x≠0，x≠±1，x∈R) 的值域为A，定义在A上的函数f（x）=x -2 -x 2 （x∈A）． （1）判断函数f（x）的奇偶性； （2）判断函数f（x）的单调性并用定义证明； （3）解不等式f（3x+1）＞f（5x+1）．
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举一反三
【单选题】The post office nearest to Terminal 1 is located in ________.
A.
Terminal 1
B.
Terminal 2
C.
Terminal 3
D.
Terminal 4
【单选题】Come ______, everybody! Look at this _______, and you will find something terrific.
A.
closely; closely
B.
close; close
C.
closely; close
D.
close; closely
【单选题】一 May I help you find something, or are you just looking? 一 __________________
A.
I am trying to find something for my daughter.
B.
No, dinner is nearly ready.
C.
That's right. I'll have that blue one.
【单选题】The post office nearest to Terminal 1 is located in ______.
A.
terminal 1
B.
terminal 2
C.
terminal 3
D.
terminal 4
【单选题】一May I help you find something, or are you just looking? —____ .
A.
I am trying to find something for my daughter.
B.
No, dinner is nearly ready.
C.
That's right. I'll have that blue one
【单选题】This is a good book. Each time you read it, you will find . [ ]
A.
something new
B.
new something
C.
nothing new
D.
new nothing
【简答题】terminal bronchiole
【单选题】Which terminal in JFK is the only US terminal run by a non-American airline?
A.
British Airways Terminal 7.
B.
British Airways Terminal 6.
C.
British Airways Terminal 5.
【单选题】— May I help you find something, or are you just looking?—__________________
A.
No, dinner is nearly ready.
B.
I am trying to find something for my daughter.
C.
That’s right. I’ll have that blue one.
【单选题】If you find _____ there, call me right away, please. [ ]
A.
strange something
B.
something strange
C.
anything strange
D.
strange anything
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