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

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

[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.

[单项选择]Which country first passed the law banning human cloning
A. The United States.
B. The United Kingdom.
C. Switzerland.
D. Russia.

[简答题]
Brown notes that any activity the person is capable of doing can help to ward off depression and suicidal thinking. And he urges older people to talk to others about their problems.

[单项选择]Bob: ______ Jane: My first book was Trapped in a Cave, a true story about two boys who got trapped in an underground cave for five days without food, water or light. Next I wrote the current twelve volumes of Real Kids, Real Adventures. Right now I’m working on the next two Real Kids, Real Adventures books. Bob: ______ Jane: If I’m looking for a specific kind of story—for instance a child who survived being struck by lightning---I’ll go to the library and use Newsbank, keying in on words like "lightning" and "child". Mostly, though, I get tips from kids who read the Real Kids, Real Adventures books and send notes or newspaper clippings.
A. Can you tell me about the books you’ve written so far ; Where do you get your stories
B. What are your favorite books that you’ve read ; Where do you get your stories
C. Can you tell me about the books you’ve written so far ; What’s the hardest part about being a writer
D. Where do you get your stories ; What’s the hardest part about being a writer

[单项选择]The nurse formulates a nursing diagnosis of Activity intolerance related to inadequate oxygenation and dyspnea for a client with chronic bronchitis. To minimize this problem, the nurse instructs the client to avoid conditions that increase oxygen demands such as the following
A. drinking more than 1,500 mL of fluid daily.
B. eating a high-protein snack at bedtime.
C. eating more than three large meals per day.
D. being overweight.

[单项选择]Sleep Sleep is part of a persons daily activity cycle. There are several different stages of sleep, and they too occur in cycles._________(46). When you first drift off into slumber, your eyes will roll about a bit, your temperature will drop slightly, your muscles will relax, and your breathing will slow and become quite regular. Your brain waves slow down a bit too, with the alpha rhythm of rather fast waves predominating for first few minutes._________(47). For the next half hour or so, as you relax more and more, you will drift down through stage 2 and stage 3 sleep._________(48 ). Then, about 40 to 60 minutes after you lose consciousness, you will have reached the deepest sleep of all. Your brain waves will show the large slow waves that are known as the delta rhythm. This is stage 4 sleep. You do not remain at this deep fourth stage all night long._________(49). The delta rhythm will disappear, to be replaced by the activity pattern of brain waves. Your eyes will begin