关于世界河流的叙述,正确的是  (    )

从方框中选择适当的句子完成对话。

       Zhao Xuan—Z    Jane—J  

Z: Hi, Jane. What's your plane for the five-day holiday?

J: I'm going to travel to Qingdao.

Z: ____ It's the best place to travel this time.

J: I think so. What's the weather like in winter in your hometown?

Z: It's very cold. ____

J: What about summer?

Z: It's hot and clear most of the time. Please tell me weather about your hometown.

J: OK. The seasons are different from yours. ____

Z: Really? You can eat Christmas dinner in hot sunshine!

J: Yes, we often go to the beach on Christmas Day for dinner. ____

Z: That's very interesting!

J: ____

Z: Thank you!

化简$\frac{1}{x+1}+\frac{1}{2x+2}$=　$\frac{3}{2x+2}$　，当x=____ 时，原式的值等于1．

单词分类。请将单词或短语按要求分类，（只写序号）
1 read comics   2 chew gum      3. short    4 get up early  5 medium build
6 play on the swim team     7 sleep with light on       8 play games          9 straight hair     10 heavy       11 watch TV     12 thin     13 paint pictures      14 attend gym class     15 eat candy
(1)容貌外表____ 
(2)生活习惯____ 
(3)活动爱好____