【題目】________ tigers in the world has reduced(減少) in the last fifty years．

A．A number

B．The number

C．A number of

D．The number of

【答案】D

【解析】a number of意為“若干”或“許多”，相當(dāng)于some或a lot of，和復(fù)數(shù)名詞連用，謂語動詞用復(fù)數(shù)形式。必要時(shí)，還可以加上形容詞great，large，small，good等。the number of...意為“……的數(shù)量”，謂語動詞用單數(shù)形式。

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：初中英語 來源： 題型：

【題目】Rose school very early every day.

A、gets B、gets to C、arrives

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】

Donna Reid had just finished her training as a children’s doctor. A famous research hospital in New York had offered her a job with good pay. And her boyfriend, Tony, had a clinic in their hometown and hoped she could work with him. At the same time, a small hospital, Backwoods Hospital, in a very poor area had also offered Donna a position. Now it was time for her to decide where to work.

Dad: Donna, that research hospital in New York has a good reputation for children’s medicine. Some of the best children’s doctors in the country work there and you can learn a lot from them.

Mom: Yes, I agree it’s a good hospital and the pay is good, too. But, that’s not the point.

Dad: Then what’s the point?

Mom: It’s in New York, too far away! Let me tell you what, dear Donna. Tony’s clinic is just several blocks away. You don’t need to travel far if you work there. Tony is a nice young man and I guess you’ll get married soon.

Dad: Ha! It’s hard enough to live with a husband or wife. Working with them, too? That’s a choice for trouble. Well, Donna, what do you think?

Donna: I’m thinking about accepting the offer from Backwoods Hospital.

Dad: But Donna, look at their offer! You’ll be on call six days a week, 24 hours a day. That’s really a hard job.

Mom: Oh, Donna, the pay is another problem.

Donna: It isn’t a dead-end job, Mom and Dad. But anyway, I didn’t ____________.

Dad: No? Then why did you become a doctor?

Donna: I want to help people. You know that. And Backwoods serves a very poor and needy population. Backwoods, here I come!

【1】How many choices did Donna have?

______________________________________________________________________.

【2】Where did Dad suggest Donna work?

_____________________________________________________________________.

【3】Why did Dad think Donna could learn a lot in the place he suggested?

_____________________________________________________________________.

【4】According to Mom, what was the advantage if Donna worked in Tony’s clinic?

Donna could____________________________________________________________.

【5】What did the parents worry about when Donna said she wanted to work in Backwoods?

_____________________________________________________________________.

【6】What could be filled in the blank to complete the sentence for Donna?

I didn’t ________________________________________________________________.

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】閱讀下面五種運(yùn)動簡介，將其與上面的圖片相匹配，其中有一項(xiàng)為多余選項(xiàng)。

A.B.C.

D.E.F.

Many students like doing sports or watching games，especially ball games.There are many different kinds of ball games.How much do you know about them？

1.It was invented by a Canadian doctor，James Naismith.There are five players in each team when they are having a match.Players in one team try to throw the ball into the basket of the other team.Michael Jordan is one of them.

2.The game has a long history.It originated(起源) from a Chinese game called “Cuju” in the ancient time.Then it was introduced to Europe and got developed.In the game，people mustn’t play it with their hands.Instead，they have to play it with their feet.There are usually eleven players in each team.

3.The ball is usually played with the hands or arms.In the ball game，two teams of six players are separated by hitting a ball on the ground of the event of the Summer Olympic Games since 1964.

4.It is also a team sport and each team has nine members.This ball game is played with a long bat.Players try to hit away the thrown ball from the other team with the bat.

5.The game originated as a sport in Britain during the 1880s.It is played on a table.It is usually played between two players or two teams.Chinese people call the sport “pingpong” because of its sound when it is played.

【1】____

【2】____

【3】____

【4】____

【5】____

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】What John said just now us uncomfortable.

A. sounded B. felt C. made D. let

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】---How long can I ____the book ?---For two weeks .

A. borrow B. lend C. keep D. buy

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】---What sports can you play, Jack?

---____________

A. Basketball B. Red C. Guitar D. Swimming club

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】

Brendan’s best friend is Tip. They teach each other things and they look after each other. Tip has helped Brendan become more______and more caring. Brendan is a nine-year-old boy, and Tip is a ten-year-old dog. Brendan and Tip are an example of how owning a dog can have a good______on a child’s development.

Having a dog helps a child learn how to act responsibly. As a dog owner, the child must take care of the animal’s daily needs. The dog must be _____and exercised every day. A dog is completely ______ on its owner for all its needs, including the need for good health and a safe environment. Furthermore, the owner must take responsibility for the safety of the people it comes into contact with. If the child forgets any of these duties and responsibilities, or _____ a blind eye to any of the dog’s needs, the dog will suffer (遭罪). This teaches the child that his responsibility to the dog is more important than his desire (欲望) to play with his toys, talk on the phone, on watch TV. This is true not only for the care of a dog, but also for the care of oneself, another person, or one’s job.

Another lesson that a child can _____ from having a dog is empathy(同情), the ability to put oneself in another person’s, or in this case another creature’s______ and imagine that person’s or creature’s feelings or problems. A dog cannot express itself with speech, so its owner must learn how to interpret its behavior. The child must learn to understand what the dog’s behavior means. Is the dog frightened, hungry or sick? The child needs to understand what is going on in the dog’s mind. Understanding a situation from the dog’s point of view helps the child understand why the dog is behaving in a certain way and what the dog needs. The result of learning to read a dog’s behavior is that the child develops empathy. This ______ to the child becoming a more considerate and caring person.

【1】A. responsible B. valuable C. reasonable D. lovable

【2】A. effort B. effect C. difference D. experience

【3】A. taught B. trained C. fed D. controlled

【4】A. dependent B. confident C. different D. pleasant

【5】A. look B. watch C. change D. turn

【6】A. study B. learn C. give D. teach

【7】A. condition B. relation C. situation D. location

【8】A. comes B. points C. holds D. leads

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】Oats are healthy food. Many families have them for breakfast. The following is the instructions of Golden Oats from America.

【1】To make three servings of oats, we need one cup of Golden Oats and ______ cups of water.

A. two

B. three

C. five

D. six

【2】Both Oatmeal Cookies and Oatmeal Apple Crisp need _____ .

A. milk

B. eggs

C. salt

D. butter

【3】According to the instructions, we must ______.

A. cook the oats before adding water

B. cook the oats for at least 4 minutes

C. choose the microwave to cook the oats

D. add fruits to the oats when cooking them

查看答案和解析>>

同步練習(xí)冊答案