单项选择题

It is easy for many kinds of insects to live in the desert because ______.

A．They only need a little food to survive
B．they are not afraid of the heat
C．They are too small to be attacked by other animals
D．they have a skin which is against water

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单项选择题

The best title for the text would be ______.

A．Desert Animals and Insects
B．Kangaroo Rat and Camel
C．The Climate in Desert
D．Desert Plants

单项选择题

The desert is full of activities in summer nights because ______.

A．it is cooler and safer for most animals at night
B．animals can find food in the dark
C．it is easy for animals to find water at night
D．animals cannot sleep at night