单项选择题

Questions 19 to 22 are based on the conversation you have just heard.

A．Insects are around long before people were.
B．There are far more insects than there are humans.
C．Insects lead a happier life than humans do.
D．Insects are incredibly adaptable.
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单项选择题
The Puritans of the Massachusetts Bay Colony serve as an example of ______.
A．freedom of worship
B．religious intolerance
C．economic success
D．respect for the rights of man
单项选择题
A．A satellite.B．An ordinary plane.C．A space plane.D．A space rocket.
A．A satellite.
B．An ordinary plane.
C．A space plane.
D．A space rocket.
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