单项选择题

Our ______ sensitivity decreases with age. By age 60, most people have lost 40 percent of their ability to smell and
50 percent of their taste buds.

A．sensible
B．senseless
C．sensitive
D．sensory

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单项选择题

单项选择题

Our ______ sensitivity decreases with age. By age 60, most people have lost 40 percent of their ability to smell and50 percent of their taste buds.