Can dolphins talk? Maybe they can't talk with words，but they talk 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 not fish，but they swim together in a school．Dolphins talk to 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 s6unds above water．They make many more sounds under water．However，people can't hear these sounds．Scientists make tapes of the sounds and study them．

Sometimes people catch a dolphin for a large aquarium．People watch the dolphins in a show．Dolphins don't like to．be away from their school．In the aquarium they are sad and lonely．There are many stories about dolphins．They can 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．Dolphins can talk with ________．

A．sounds                B．words                  C．1anguage

2．Dolphins ________ be in their school．

A．don't like to          B．like to                  C．dislike

3．Dolphins always bring ________．

A．sadness               B．bad luck               C．good luck

4．Dolphins make ________ sounds above water．

A．many                   B．a few                   C．much

5．Which of the following is TRUE?

A．Dolphin meat is good，so people like to kill them．

B．Sometimes dolphins save somebody's life．

C．People can hear these sounds from under water．