欧阳生创编 2021.02.08
2005年考研英语完形填空an
真
题
解
析 tool. often be with we This smellers
The human nose is
underrated
are to
Humans thought insensitive compared because,2animals, stand
upright.
animals,1this is largely
欧阳生创编 2021.02.08
欧阳生创编 2021.02.08
means that our noses are 3 to perceiving those smells which float through the air, 4 the majority
of
smells
which stick to surfaces. In fact, 5 , we are extremely sensitive to smells, 6 we do not generally realize it. Our noses are capable of 7
欧阳生创编 2021.02.08
欧阳生创编 2021.02.08
human smells even
when these are 8 to far below one part in one million.
Strangely, some
people find that they can smell one type of flower but not another, 9 others are sensitive to the smells of both flowers. This may be
欧阳生创编 2021.02.08