1. (2022六上·洪山期末) 阅读理解。

Can dolphins talk? Maybe they can't talk with words, but they can talk with sounds(声音). They show their feelings with sounds. Dolphins travel in a group. We call a group of fish a "school". Dolphins are not fish, but they can swim together in a school. Dolphins also talk to the other dolphins in the school. They give information. They talk when they are happy and they talk when they are sad, too. 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. Scientists make tapes of sounds and study them. Sometimes people catch a dolphin for a large aquarium(水族馆）. 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(孤独). There are many stories about dolphins. They help people. Sometimes they save man's life. It is said that dolphins can bring good luck. Many people believe this.

1. （1） Dolphins show their feelings with.

   A . swimming together B . sounds C . smiling
3. （2） "School" means in this passage.

   A . "welcome back" B . "fish in aquarium" C . "a group of fish"
5. （3） Dolphins say when a dolphin comes back to the school.

   A . Hello! B . Welcome! C . School!
7. （4） Dolphins feel when they are away from their school.

   A . sad and lonely B . they can help people C . happy to be free
9. （5） Which one is not true?

   A . Dolphins talk when they are happy or sad. B . Dolphins can save people's lives sometimes. C . All the people believe dolphins can bring good luck.