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.

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热门试题

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.

单项选择题

Why is it advised to buy a baby dog under three months old

A．Because it's easier to buy a baby dog under three months.
B．Because they are less likely to be shy with human being.
C．Because they are less likely to run away.
D．Because it's easier for them to form a relationship with their masters.