2，3-二甲基-4-乙基已烷的结构式是（）._爱下问搜题

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问题填空题

2，3-二甲基-4-乙基已烷的结构式是（）.

答案

参考答案：

完形填空

完形填空

       On Sunday morning,Mr.Green and his   1   Bill,are in a big   2   .Mr.Green wants to   3   a new
blouses for Mrs.Green.Because today is her birthday.Mr.Green is going to give a gift to his   4  .Bill   5
oranges,   6   his father buys three kilos of oranges for him,too.Bill also wants to buy some story-books
and colour pencils.There are   7   things and many people in the shop,  8   are men and women,old and
  9  .They all want to buy   10   there.

( )1. A. friend
( )2. A. shop
( )3. A. make
( )4. A. child
( )5. A. likes
( )6. A. and
( )7. A. much
( )8  A. we
( )9. A. young
( )10. A. everything

B. son
B. hospital
B. sell
B. wife
B. has
B. but
B. a few
B. they
B. tall
B. something

C. daughter
C. park
C. buy
C. mother
C. picks
C. so
C. many 
C. you 
C. thin
C. nothing

问答题

“重庆出租车罢运” 、“瓮安事件”成为社会舆论的热点话题。请分析“给定资料”提供的这两个典型案例，指出其主要矛盾冲突的差异，并说明公共管理中复杂问题的主要特征。要求：概括准确，分析透彻，条理清晰，字数不超过350字。