1. [单选题]一个图形无论经过平移还是旋转，有以下说法（ ）①对应线段平行；②对应线段相等；③对应角相等；④图形的形状和大小都没有发生变化
A. ①②③
B. ①②④
C. ①③④
D. ②③④
2. [单选题]45．
A. day
B. night
C. morning
D. afternoon
3. [单选题]楠楠同学在中考备考中，准备有：①透明塑料笔袋②金属刀片③塑料三角板④铅笔芯⑤橡皮擦等物品。上述五种物品中，其中属于绝缘体的有（ ）
A. ①③⑤
B. ②④⑤
C. ③④⑤
D. ①②④
4. [单选题]
A. sat
B. dropped
C. let
D. kept
5. [单选题]"Who needs a shopping mall(购物中心)if you have Taobao? says Wang Lin，28，a writerin Beijing．Taobao，China's largest online shopping site ( 网上购物网站 ) ，has become an important
A. She spends lots of money on Taobao．
B. Most online shoppers are students or young workers． More woman shop on line than men． Clothing and home-use products(产品)are the most popular on line．
D. People can find almost everything they need on Taobao，from clothes to books，from candies to DVD players．
E. Unless you receive the products from the sellers and are satisfied with them，the shop owner will not get the money． You can also get your money back if you want to return the products． "
F. What are the most popular on line?
G. Candies and DVD players．
H. Clothes and books．
I. Clotlung and home-use products．
