Can dolphins talk? Maybe they can’t talk with words, but they talk with sounds. They show their feelings with sounds.
Dolphins travel in a group. We call a group of fish a “school”. They don’t study, but they travel together.
Dolphins are mammals（哺乳动物）, not fish, but they swim together in a school. Dolphins talk to the other dolphins in the school. They give information. They tell when they are happy or sad or afraid. They say“welcome”when a dolphin comes back to the school. They talk when they play.
They make a few sounds above water. They make many more sounds under water. People can’t hear these sounds because they are very, very high. Scientists make tapes of the sounds and study them.
Sometimes people catch a dolphin for a large aquarium.(An aquarium is a zoo for fish.) People can watch the dolphins in a show. Dolphins don’t like to be away from their school in an aquarium. They are sad and lonely.
There are many stories about dolphins. They help people. Sometimes they save somebody’s life. Dolphin meat is good, but people don’t like to kill them. They say that dolphins bring good luck. Many people believe this.
【小题1】A school of dolphins means_____.

Can dolphins talk? Maybe they can’t talk with words, but they talk with sounds. They show their feelings with sounds.

Dolphins travel in a group. We call a group of fish a “school”. They don’t study, but they travel together.

Dolphins are mammals（哺乳动物）, not fish, but they swim together in a school. Dolphins talk to the other dolphins in the school. They give information. They tell when they are happy or sad or afraid. They say“welcome”when a dolphin comes back to the school. They talk when they play.

They make a few sounds above water. They make many more sounds under water. People can’t hear these sounds because they are very, very high. Scientists make tapes of the sounds and study them.

Sometimes people catch a dolphin for a large aquarium.(An aquarium is a zoo for fish.) People can watch the dolphins in a show. Dolphins don’t like to be away from their school in an aquarium. They are sad and lonely.

There are many stories about dolphins. They help people. Sometimes they save somebody’s life. Dolphin meat is good, but people don’t like to kill them. They say that dolphins bring good luck. Many people believe this.

1.A school of dolphins means_____.

A．a zoo for dolphins                       B．a show by dolphins

C．a group of dolphins                      D．a library of dolphins

2. A dolphin feels _____in an aquarium.

A．afraid

B．happy with people watching them

C．lucky

D．sad and lonely

3.Which sentence is true?

A．Dolphins talk with words.

B．Dolphins always bring good luck.

C．Dolphins make more sounds above water.

D．Dolphins can’t breathe（呼吸） under the water.

4.People can’t hear the dolphins’ sounds because they are         .

A．low              B．high              C．soft              D．quiet

5.From the passage we know_____.

A．Dolphins travel together.

B．Dolphins talk with words when they play.

C．Dolphins like to live in aquariums.

D．All people want to catch dolphins and eat them.

Every year thousands of young people in England finish school and then take a year off  before they start work or go to university．Some young people go to other countries and work as volunteers．Volunteers give their time to help people．For example，they work in schools or hospitals，or they do something helpful for the environment．

Pauline．Jones，18，lives in Cardiff，Wales．Next year she wants to go to university to study Chinese，but now she's living in Belize．Pauline says，“I'm working with other people here to save the coral reefs（珊瑚礁）in the sea near Belize．The reefs here are beautiful，but if the sea water is very polluted, the coral dies．I’m helping to do research on the coral and the fish that live around the reefs．All over the world，coral reefs are dying．We need to do something about the problem before it’s too late．”

“I'm staying with a family here and I help do some housework．I don't get any money，but  it's OK．I love my work here，and I’m learning a lot about the people of Belize and Central America．”

1．Some young people from England          after they finish school．

A．go to university abroad                             B．spend one year abroad as volunteers

C．go to work for money                                D．start work in schools or hospitals

2．Pauline．Jones，an eighteen-year-old girl，is living in          now．

A．England               B．China            C．Belize                     D．Cardiff

3．Pauline．Jones is          with other people．

A．studying Chinese in a university                   B．working to save the coral reefs

C．helping do some housework                        D．doing some research in Wales

4．From the passage，we know that the coral reefs         ．

A．will die because of the po1lution                  B．are not as beautiful as before

C．can not live without fish in the sea                      D．will probably be sold for money

5．Pauline．Jones wants to          after she finishes her work as a volunteer．

A．stay there for another year                        B．go back home to start work

C．learn about the people home                        D．travel around Central America