单项选择题

A．Water from inland seas.
B．Rainwater.
C．Sewerage.
D．Water from mountain streams.
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单项选择题
A．Decaffeinated coffee may help prevent heart disease.B．Coffee does not necessarily cause heart disease.C．Coffee has less caffeine than soda.D．Caffeine can be used as headache remedy.
A．Decaffeinated coffee may help prevent heart disease.
B．Coffee does not necessarily cause heart disease.
C．Coffee has less caffeine than soda.
D．Caffeine can be used as headache remedy.
单项选择题
A．She will not go to the park.B．She will go to the park.C．She likes to take a walk.D．She is too tired to take a walk.
A．She will not go to the park.
B．She will go to the park.
C．She likes to take a walk.
D．She is too tired to take a walk.
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