单项选择题

A．By the checkout clerk.
B．By the customers themselves.
C．By a laser beam of light.
D．By the cash register.
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单项选择题
A．She’ll visit a large funfair.B．She’ll see circus displays.C．She’ll visit a film studio.D．She’ll see a technology-advanced city.
A．She’ll visit a large funfair.
B．She’ll see circus displays.
C．She’ll visit a film studio.
D．She’ll see a technology-advanced city.
单项选择题
A．Housing costs.B．Average wage.C．Unemployment.D．Oil prices.
A．Housing costs.
B．Average wage.
C．Unemployment.
D．Oil prices.
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