Which of the following was NOT mentioned in the passage as a source of information for The Sea Around Us?
A.printed matter    
B. talks with experts
C.a research expedition
D. letters from scientists

It can be inferred from the passage that in 1952, Carson’s book Under the Sea Wind
A.was outdated
B.became more popular than her other books
C.was praised by critics    
D.sold many copies

When she published her first book, Carson was closest to the age of
A.26         
B.29      
C.34     
D.45

How many different forms of communication are mentioned here?
A.5            
B. 7     
C.9   
D. 11

Which form other than oral speech would be most commonly used among blind people?
A.Picture signs        
B.Braille
C.Body language 
D.Signal flags

All of the following statements are true EXCEPT 
A. there are many forms of communication in existence today
B.verbalization is the most common form of communication 
C.the deaf and mute use an oral form of communication 
D. ideas and thoughts can be transmitted by body language

The word "these" in paragraph1 refers to
A.tourists    
B. the deaf and the mute
C.thoughts and feelings 
D.sign language motions

Which of the following best summarizes this passage?
A.When language is a barrier, people will find other forms of communication. 
B.Everybody uses only one form of communication. 
C.Nonlinguistic language is invaluable to foreigners. 
D.Although other forms of communication exist, verbalization is the fastest.

______(10)
A.well   
B.outlet                 
C.nature               
D. source

______(9)
A.ruined
B. kept
C.made      
D.conserved