单项选择题

A．To show the relationship between fearfulness and environment.
B．To give examples of animals that aren’t fearful.
C．To compare fear in mammals to fear in other animals.
D．To identify the nerves that control fear in certain animals.
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单项选择题
A．She took a history class last year.B．She doesn’t trust the man’s opinion.C．She probably won’t take any history classes.D．She didn’t like her sociology professor.
A．She took a history class last year.
B．She doesn’t trust the man’s opinion.
C．She probably won’t take any history classes.
D．She didn’t like her sociology professor.
单项选择题
A．To indicate the emphasis teachers once placed on penmanship.B．To criticize a technique used to motivate children.C．To illustrate the benefits of competition.D．To suggest that teachers be recognized for their efforts.
A．To indicate the emphasis teachers once placed on penmanship.
B．To criticize a technique used to motivate children.
C．To illustrate the benefits of competition.
D．To suggest that teachers be recognized for their efforts.
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