单项选择题

The experiment described in paragraph B

A．shows how we make use of smell without realising it.
B．demonstrates that family members have a similar smell.
C．proves that a sense of smell is learnt.
D．compares the sense of smell in males and females.

<上一题目录下一题>

热门试题

单项选择题

What does the writer suggest about the study of smell in the atmosphere in paragraph E

A．The measurement of smell is becoming more accurate.
B．Researchers believe smell is a purely physical reaction.
C．Most smells are inoffensive,
D．Smell is yet to be defined.

单项选择题

What is the writer doing in paragraph C

A．supporting other research
B．making a proposal
C．rejecting a common belief
D．describing limitations