单项选择题

The expected life-span of Beijing residents has gone up by _______compared with that a decade earlier.

A．1.5 years
B．1.4 years
C．1.2 years
D．1.1 years
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单项选择题
________killed the three chickens.
A．The cruel master
B．The man in the kitchen
C．The pet bird
D．The fourth chicken
单项选择题
The special program is offered________.
A．every summer in New York City
B．every winter in New York City
C．every summer in New York State
D．every winter in New York State
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