[单项选择]What is business Business is the human activity related to material things. It is necessary for civilization（文明）. It is found in all societies, even the simplest ones. Business may include the production of goods: making airplanes, building buildings, and constructing paper boxes are examples of production. It can also provide the financing（融资） for those activities. Lending money, trading stocks（股票）and bonds（债券）, selling insurance policies relate to the securing of capital for business activities. Other forms of business include merchandising, which is the selling of products, and providing various services, such as accounting（会计）, distributing, and repair. Business, then, is the activity of producing and distributing goods and services. In our study of business, it is necessary to understand the four basic factors of production. These four factors are land, labour, capital and entrepreneurship. What is meant by these four terms In order to produce things, it is necessar
A. capital
B. money
C. fund
D. machine

[单项选择]What is business Business is the human activity related to material things. It is necessary for civilization（文明）. It is found in all societies, even the simplest ones. Business may include the production of goods: making airplanes, building buildings, and constructing paper boxes are examples of production. It can also provide the financing（融资） for those activities. Lending money, trading stocks（股票）and bonds（债券）, selling insurance policies relate to the securing of capital for business activities. Other forms of business include merchandising, which is the selling of products, and providing various services, such as accounting（会计）, distributing, and repair. Business, then, is the activity of producing and distributing goods and services. In our study of business, it is necessary to understand the four basic factors of production. These four factors are land, labour, capital and entrepreneurship. What is meant by these four terms In order to produce things, it is necessar
A. Business is necessary for civilization.
B. Business is the activity of producing goods.
C. Business is the activity of producing services.
D. Business exists in few societies.

[填空题]The first book to demonstrate harmful human activity to Earth was written by ______.

[填空题]

How to Write a Business Memo
WHAT IS A BUSINESS MEMO
Basically, it is an in--house business letter. Like a business letter, a business memo is a type of professional writing. However, a business memo differs from an ordinary letter in several important ways:
1. It is written in a specific format, which is described below.
2. Unlike a letter, you do not sign your name at the bottom of your memo. Instead, you write your initials next to your name at the top of the memo.
The writing style of a business memo is somewhat formal. A business memo serves a very useful purpose. It helps members of a business organization communicate, without the need for time-- consuming meetings.
In learning to write a good memo, you should consider two very important things:
1. Professional Organization
Begin your memo with a short paragraph describing the basic purpose of your memo.
In your NEXT paragraphs, go into some of