A．Heavy traffic in the cityB．Pollution in the city cent-找考题网

单项选择题

A．Heavy traffic in the city
B．Pollution in the city center
C．The inefficiency of public transport
D．The high cost of building car parks in the city center.

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advantages

单项选择题

A．There are fewer tourists.B．The entrance fees are lower.C．The animals are more active.D．There are fewer insects.

A．There are fewer tourists.
B．The entrance fees are lower.
C．The animals are more active.
D．There are fewer insects.

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