单项选择题

Scientists and experts have proved that the pattern of a human being's finger skin ______.

A．is similar to his mother's
B．is valuable to himself only
C．is like that of others with the same type of blood
D．is different from that of all others

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热门试题

单项选择题

It is ______ for a criminal to deny his crime when finger-prints are used to identify him.

A．worth trying
B．successful
C．useful
D．useless

单项选择题

If your fingers are wounded by knife, fire or other means, the structure of skin will ______.

A．be changed partly
B．be replaced by a different one
C．be the same when the wound is recovered
D．become ugly