一、阅读短文,从方框中选出能填入文中空白处的最佳选项,选项中有两项为多余选项
From red apples and yellow lemons to blueberries and green melons, fruit comes in many different colours. (1)
E
According to Lu Wei from the Chinese Academy of Sciences, fruit colours actually come from their different pigments (色素). These pigments appear in different amounts, depending on the fruit’s environment. (2)
A
Chinese scientists found that red fruit mostly grows in cooler places. And instead of just growing in one place, you can find them growing in many places around the world. Blue and purple fruits mostly grow in warm places. (3)
B
The scientists also found that the closer the fruit is to the equator (赤道), the darker its colour will be.
(4)
C
Animals eat fruit and drop the seeds in other places later. This helps the fruit spread and grow in different places. To attract animals, some fruits develop colours that are easy for animals to see.
However, animals see colours in a different way. Fruit needs to develop colours that are suited to animals’ visual abilities. (5)
G
Therefore, there tends to be more red fruit in areas where birds live.
A. This causes the fruit to turn a certain colour.
B. These fruits grow a lot in just one specific area.
C. Animals have also had an effect on fruit colours.
D. Yellow fruit can be found in monkeys' habitats.
E. Why do different kinds of fruit have so many colours?
F. Scientists studied more than 280 different fruit colours.
G. For example, birds can see red more easily than humans can.
