人体所需的营养物质可以通过消化系统从外界获得．人体消化系统的组成包括（　　）

俄罗斯大部分地区的气候以（    ）为主

古诗文阅读，回答相关问题
       见渔人，乃大惊，问所从来。具答之。便要还家，设酒杀鸡作食。村中闻有此人，咸来问讯。自云先世避秦时乱，率妻子邑人来此绝境，不复出焉，遂与外人间隔。问今是何世，乃不知有汉，无论魏晋。此人一一为具言所闻，皆叹惋。余人各复延至其家，皆出酒食。停数日，辞去。此中人语云：“不足为外人道也。”
       既出，得其船，便扶向路，处处志之。及郡下，诣太守，说如此。太守即遣人随其往，寻向所志，遂迷，不复得路。
南阳刘子骥，高尚士也，闻之，欣然规往。未果，寻病终。后遂无问津者。

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!