阅读材料，回答下列问题。

材料一：贞观、显庆年间，唐朝曾三次派王玄策出访印度。除了官方的使节往来外，民间自发的商贸、文化交流活动也极为频繁，李勉做广州刺史时，广州每年来华的外国商人，至少也在80万以上。

——选自《中国文化通史》隋唐五代卷

材料二：南宋时，海外贸易发达，商船远达阿拉伯半岛和非洲东海岸。在航海中广泛使用了我国古代四大发明中的某一项成就。

材料三：“明初，社会安定，国力雄厚。1405—1433年，明政府先后七次派郑和下西洋。……郑和远航将中国的丝织品、瓷器、茶叶、印花布、铁器等货物销往各国，载回东南亚地区的香料、染料、药物及大量供皇室贵族享有的珍珠、玛瑙、宝石、象牙等奢侈品。”

——北师大版初中历史教材

材料四：乾隆二十二年（1757年），清政府规定广州是允许外商来华贸易的唯一口岸，而且即使在广州也百般限制中国人与外商接触。政府特许的“十三行”不仅垄断了与外商的经济往来，还代政府出面办理交涉事宜。

设$f\left(x\right)=x\ln x$，若f ′($x_0$)$=2$，则$x_0=$(   )

为下列问句选择正确的答语。

____ What are your hobbies?

____ Does she go to work by bus?

____ What are his hobbies?

____ Does Jim live in Shanghai?

____ Do you like listening to music?

____ What are you going to do this afternoon?

____ How does your father go to England?

____ Where's your home?

____ Is your mother an English teacher?

____ Are you going to the Great Wall next week?

A. Yes, she does.

B. No, she isn't. She is a math teacher.

C. He likes swimming and playing football.

D. I'm going to swim.

E. It's near the school.

F. He goes to England by plane.

G. I like reading stories and going hiking.

H. Yes, we are.

I. Yes, I do.

J. No, he doesn't.