单项选择题

According to the passage, the study of sign language is thought to be______.

A．an approach to simplifying the grammatical structure of a language
B．an attempt to clarify misunderstanding about the origin of language
C．a challenge to traditional views on the nature of language
D．a new way to take at the learning of language

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热门试题

单项选择题

Which of the following is mentioned as a reason for the industrial growth in the United States before 1914

A．The availability of natural resources found only in the United States.
B．The decrease in number of farms resulting from technological advances.
C．The replacement of canals and railroads by other forms of transportation.
D．The availability of a large immigrant work force.

单项选择题

What aspect of life in the United States does the passage mainly discuss

A．The transition from an agricultural to an industrial economy.
B．The inventions that transformed life in the nineteenth century.
C．The problems associated with the earliest factories.
D．The difficulty of farm life in the nineteenth century,