单项选择题

A．They reduced charges for transporting farm products.
B．They required payment from vehicles that used their roads.
C．They made repairs to older roads.
D．They installed streetlights on roads connecting major cities
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单项选择题
A．They’re much larger than spiders.B．They’re quite delicate.C．They have unusual ways of gathering food.D．They developed a long time before spiders.
A．They’re much larger than spiders.
B．They’re quite delicate.
C．They have unusual ways of gathering food.
D．They developed a long time before spiders.
单项选择题
A．A computer used exclusively by one company for its own problems.B．A person’s storage of knowledge and the ability to process the computer.C．The most up-to-date in-house computer a company can buy.D．A computer from the post-war era which is very reliable.
A．A computer used exclusively by one company for its own problems.
B．A person’s storage of knowledge and the ability to process the computer.
C．The most up-to-date in-house computer a company can buy.
D．A computer from the post-war era which is very reliable.
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