单项选择题

A．It caused the highest number of deaths in cholera history.
B．It was transmitted and spread among airline passengers.
C．It suddenly appeared in one of the countries in Latin America.
D．It was the most violent, widespread infection among all epidemics.
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单项选择题
A．They read poetry aloud.B．They delivered a speech.C．They took objective tests.D．They exchanged opinions with some people in a particular field.
A．They read poetry aloud.
B．They delivered a speech.
C．They took objective tests.
D．They exchanged opinions with some people in a particular field.
单项选择题
A．He wanted to follow the tradition of his country.B．He believed that it symbolized an everlasting marriage.C．It was thought that a blood vessel in that finger led directly to the heart.D．It was supposed that the diamond on that finger would bring good luck.
A．He wanted to follow the tradition of his country.
B．He believed that it symbolized an everlasting marriage.
C．It was thought that a blood vessel in that finger led directly to the heart.
D．It was supposed that the diamond on that finger would bring good luck.
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