单项选择题

What does your brain do while you are sleeping

A．It improves problem-solving skills and creative thinking.
B．It helps you do your best in school.
C．It helps your brain sort out information from your day.
D．It has a good rest.

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热门试题

单项选择题

What do the results of a recent sleep study show

A．People who sleep enough are good at math.
B．Sleep is important for learning.
C．Too much sleep is good for your health.
D．Adults need more sleep than kids.

单项选择题

What you should do firstly while considering buying a dog

A．You can go and get help from the specialists.
B．You can depend on common sense when choosing a dog.
C．You should decide what kind of dog you want.
D．You should consider the size of the dogs.