单项选择题

Why is light coloring an advantage to large desert animals

A．It helps protect them from other dangerous animals.
B．It keeps them cool during the day.
C．It keeps them warm by reflecting light.
D．It helps them maintain a constant body temperature.

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单项选择题

In the third paragraph, the author intends to______.

A．give examples of the usefulness of the method.
B．show the advantages of making accurate predictions
C．reveal the text and questions in making prediction
D．demonstrate how a sound prediction is made

单项选择题

Which of the following is not true of large desert animals

A．Eating while dehydrated.
B．Being active even if tired.
C．Drinking water quickly.
D．Variations in body temperatures.