单项选择题

Questions 26 to 28 are based on the passage you have just heard.

A．Because they need more protein than vegetables can supply.
B．Because they cannot digest vegetables.
C．Because they use more energy than adults.
D．Because they cannot easily digest milk and milk products.
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单项选择题
A．The changes of life styles have no influence on business.B．Different people may have completely different life styles.C．It’s doubtful what life styles are changing.D．Life styles of different people are the same.
A．The changes of life styles have no influence on business.
B．Different people may have completely different life styles.
C．It’s doubtful what life styles are changing.
D．Life styles of different people are the same.
单项选择题
A．They enjoyed the party better than the other guests.B．They knew none of the other guests at the party.C．They didn’t think much of the food and drinks.D．They went a long way to attend the party.
A．They enjoyed the party better than the other guests.
B．They knew none of the other guests at the party.
C．They didn’t think much of the food and drinks.
D．They went a long way to attend the party.
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