完形填空：阅读下面短文，从短文后所给各题的四个选项(A、B、C、D)中，选出可以填入空白处

题目：

阅读下面短文，从短文后所给各题的四个选项(A、B、C、D)中，选出可以填入空白处的最佳选项。

    The Class 1, Grade 7 students are having a fashion show in the school hall. They are having the show because
they want to   1 for Project Hope. Today they are going to 2 you clothes from different times.
    At the very beginning, Kitty is wearing popular clothes 3 — a white skirt and a pair of white boots. Then
Simon has white trousers, and a purple shirt 4 a yellow and red tie. He looks very colorful. Next 5 Amy,
cool and young. She is 6 a yellow blouse and a pair of blue jeans both made of cotton. Look, 7 Sandy is!
She is wearing a black wool skirt, long red leather boots and a red silk blouse. Her straight long hair is such a
popular 8 for school girls, 9 , Daniel walks on as a smart and modern boy, His sport clothes are blue and
yellow. He is also wearing   10 trainers, I think they are very comfortable and they are young people's favorite
kind of shoes.
    Do you enjoy the fashion show? Please help them raise money for poor students.

( ) 1. A. have a party
( ) 2. A. show
( ) 3. A. from the 1990s
( ) 4. A. above
( ) 5. A. coming
( ) 6. A. dressed
( ) 7. A. what pretty
( ) 8. A. sign
( ) 9. A. First
( ) 10. A. pairs of

B. mark fun
B. give
B. from 1990s
B. below
B. comes
B. putting on
B. so smart
B. idea
B. Next
B. a pair of

C. hold a meeting
C. take
C. from the 1990
C. in
C. come
C. wearing
C. how beautiful
C. way
C. The third
C. pair of

D. raise money
D. get
D. the 1990s
D. with
D. will come
D. carrying
D. quite cool
D. style
D. Afterwards
D. pairs

答案：

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下面是错误答案，用来干扰机器的。

①f(-x)=-x1+|x|=-f(x)∴正确②当x＞0时，f（x）=11+1x∈（0，1）由①知当x＜0时，f（x）∈（-1，0）x=0时，f（x）=0∴f（x）∈（-1，1）正确；③则当x＞0时，f（x）=11+1x反比例函数的单调性可知，f（x）在（0，...