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Can dolphin talk ? Maybe they can’t talk with words, but they can talk with sound. They show their feeling with sounds.

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

   Dolphin 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 come back to the school. They talk when they play. They make a few sounds above water and more sounds under water. Scientists make tapes of sound and study them.

Sometimes people watch a dolphin for a large aquarium- a zoo for fish. People can watch 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, save some people’s lives. Dolphin meat is good, but people don’t like to kill them. They say that dolphins bring luck. Many people believe that.

      Decide whether the following statements are true or false.

27. Dolphin can talk with words.                                                                         A. True      B. False

28. Dolphins like to be in aquarium.                                                                    A. True      B. False  

29.  The dolphin is not a kind of fish                                                                    A. True      B. False    

30. Dolphin are very gentle and friendly.                                                             A. True      B. False

Choose the best options                                                               

31. In this passage, watch does the word “ school” mean ?              

A. A group of fish         B. place where children study       C. place where dolphins study     D. zoo of fish

32. Dolphins make more sounds………………….

A. Above water            

B. for tapes                       C. in school              

      D. under water

Neil Armstrong is an American astronaut. He is known as the first person to walk on the moon. He was born …..(21) …. August 5th, 1930 in Ohio. From 1949 to 1952, he…(22)… as a pilot in the United States Navy. He ….(23) …. his B.S from Purdue university in 1955 and joined the NASA astronaut programs . On July 20th, 1969, Neil Armstrong ……(24)…. the first man to step on the moon’s surface. He was appointed vice chairman of the committee that investigated the shuttle Challenger disaster. Armstrong ….(25) … also well-known for what he said when he stepped on the moon’s surface: “ That’s one small step for man, one …….(26)…. leap for mankind.”

21.A. on                                   

B. in                           C. of                    D. at

22.

A.  did                                

 B. worked                 

C. had            

     D. lived

23.A. receive                            B. to receive               C. received          D. receiving

24. A. become                       

   B. becoming               C. to become     

  D. became

25. A. is                                   

B. are                       

   C. was                 D. were

26. A. new                              

  B. giant                       C. great           

    D. small