单项选择题

Scientists are beginning to understand that men are different from animals because ________.

A． they can think and learn
B． they can speak
C． they can use computers
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单项选择题
The doctor tried his best and saved the woman.
A． Right.
B． Wrong.
C． Doesn't say.
单项选择题
The lawyer told the doctor that he would give him a lot of money if he could cure his wife.
A． Right.
B． Wrong.
C． Doesn't say.
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