更多"A 根据下面短文回答下列问题。 Pigeons have "的相关试题:
[单项选择]
A
根据下面短文回答下列问题。
Pigeons have a natural instinct(天性) to go back home, even if they are very far away and the trip is hard or dangerous. Men use this homing instinct to send messages(传言) on small pieces of paper which are fixed to the pigeons’ backs or legs. In war time, pigeons have been known to fly 75 miles an hour and to run 500 or 600 miles. These homing pigeons begin their training(训练) when they are about four weeks old. After a few weeks they begin flying and carrying messages. If everything goes well, they can work about four years.
Pigeons have a natural instinct for ______.
A. going back home
B. growing fast
C. flying at a high speed
[单项选择]请根据下面短文回答题
You have probably seen ads (广告) in newspaper or on television for mail-order companies. Perhaps a catalogue (商品目录) has been sent to you. Why do people buy things they have not seen in person Some people believe that things can be bought more cheaply by mail. Another good thing about buying by mail is that it is easier and more enjoyable to sit at home and work through a catalogue than to shop around the stores. With a catalogue from a large company, you have your own shop window for almost everything you want to buy.
Buying from a catalogue is so easy. It saves the shopper time and trouble. Sometimes, it saves the shopper money, too. But people often buy more than they can really afford (付得起) or need, because many things look so good to them. They can probably pay a certain part of the full price - a down payment. Then they pay a certain amount of money every month until the goods is paid for in full. But by then they often find what they have
A. To enjoy themselves.
B. To save money and trouble.
C. To get more than they need.
[单项选择]根据下面短文回答下列问题。
All of us have hair on our heads. There’s some hair over our eyes and in our noses.
The hair on our heads can help us in cold days. It can help keep the cold off. It’s like a cap to keep the heat in. In hot days it keeps the heat off like a cap, too.
The hair over our eyes can keep the rain and the dirt out of our eyes in windy and rainy days. We call them eyelashes.
When we breathe, the hair in our noses can clean the air and keep the dirt out before it goes into our bodies.
The hair on our heads are useful ______.
A. in winter
B. in summer
C. all the time
[单项选择]请根据下面短文回答下列问题
In Britain, high school students can run a business! Each business runs for one year. When they start their business, they borrow money from parents and friends. At the end of the year, these people will receive some of the profits.
Running a business is not difficult for students. They always receive a lot of advice(建议) from teachers and business people. They always ask themselves four questious;
1. What do people want to buy
2. Where is a good place to sell the product(产品)
3. How is our product better than other products
4. What is the price of the product
There are usually about five to seven students in each business. They sell things like books, T-shirts and computer games.
Some businesses make $20,000-30,000, but most groups make a small profit about $1,000-3,000. The students can do what they like with the profits. However, some of them think that it is important to use the money in a good way, such as giving the money to charity(慈善机构).
Most students enjoy running a business and all the students think that they learn a lot.What does the word "profit" mean in "...receive some of the profits."
A. Money made in a business.
B. Money to start a business.
C. Money given to the poor.
