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单项选择题

According to the researchers, the traditional treatment for bee stings is ______.

A．widespread
B．extremely harmful
C．almost futile
D．sensitizing

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热门试题

单项选择题The author mentions all of the following as being true about the literature of railroads EXCEPT that ______.

A．many of its writers had experience working on railroads.
B．many of the books were set in railroad stations and yards.
C．the books were well known during the railroads' prime years.
D．quite a few of the books are still popular today.

单项选择题With which of the following topics is the passage mainly concerned

A．The role of the railroad in the economy of the United States.
B．Major nineteenth-century writers.
C．The conflict between expanding industry and preserving nature.
D．The railroad as a subject for literature.