Which of the following is a typical ethnic dialect？
A. Black English.
B. Creole.
C. Pidgin.
D. American Indian languages.
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According to the Speech Act Theory, which of the following can be considered as a performative？
A. The earth is around.
B. He has gone.
C. I claim that this is my ring.
D. It is Monday.
The U.S. is called a "melting pot" because
A. its steel industry is highly developed.
B. it has great influence on the world.
C. it is an important economic center of the world.
D. people from different races live there together.
The relationship between "plant" and "tree" is called
A. entailment.
B. hyponymy.
C. homonymy.
D. synonymy.
The special language variety which mixes or blends languages used for restricted purposes
A. standard dialect.
B. pidgin.
C. creole.
D. ethnic dialect.
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