单项选择题

A．Right-handed people are superior to left-handed people.
B．Right-handedness is determined genetically, but left-handedness is learnt.
C．About 18% of identical twins are left-handed.
D．Scientists have not yet reached agreement on the causes of left-handedness.
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单项选择题
A．Going back to the boarding school.B．Three month’s imprisonment.C．Never living with his mother again.D．120 hours of community service.
A．Going back to the boarding school.
B．Three month’s imprisonment.
C．Never living with his mother again.
D．120 hours of community service.
单项选择题
A．The man should buy a different meal ticket each month.B．Individuals eat different amounts.C．Buying the meal ticket won’t save the man money.D．The piece of a meal varies from month to month.
A．The man should buy a different meal ticket each month.
B．Individuals eat different amounts.
C．Buying the meal ticket won’t save the man money.
D．The piece of a meal varies from month to month.
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