东北地区振兴规划的指导思想提出的工作着力点是()。A.老工业基地振兴 B.资源枯竭型

根据对话情景和内容，从对话后的选项中选出能入空白处的最佳选项。选项中有两项为多余选项。

Choosing to Study Overseas

Every year, thousands of students choose to study in another country for a semester, the summer, or a year. Studying overseas can be an exciting experience for many people.

    小题1:    

Living in another country can help you to learn a language, and about another culture.

 小题2:    .Overseas study may also look good on your future resume. Many companies today want employees who speak a second language, or have experienced living or working in another country.

Making the right choice

Once you decide to study overseas, you have to make some choices. To choose the right country or school. Ask yourself: Where do I want to go and why? How much do I want to pay?

  小题3:      Do I want to live with a host family, with roommates, or alone?

Getting ready to go

Get your passport and visa early!   小题4:     .Learn about the money. Bring some of it, and a credit card, with you.

Once you are there

After the first few weeks overseas, many students will feel a little homesick. They may miss their family, friends, and familiar ways of doing things.  小题5:     When you feel sad or homesick, try to talk to others, or write about your feelings in a notebook.

A．Before you go, learn some of the language, and read about some common customs in your host country.

B．Why do it?

C．large number of students can’t afford to study overseas.

D．How long do I want to study overseas?E. Remember that it takes time to get used to a new place, school, and culture.

F. You will see the world in a new way, and learn more about yourself.

G. You should improve your mother tongue before you go.

图3为通过Sniffer解码的ARP请求和应答报文的结构，请根据显示的信息回答下列问题。

(1)图3的(a)、(b)中，为ARP请求报文结构的是(56)

(2)ARP请求报文的主机IP地址是 (57) ，MAC地址是 (58) 。

(3)通过ARP地址解析后可知，目的主机IP地址是 (59) ，MAC地址是 (60) 。

56（）