单项选择题

A．Their competitors have long been advertising on TV.
B．TV commercials are less expensive.
C．Advertising in newspapers alone is not sufficient.
D．TV commercials attract more investments.
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单项选择题
A．Go on a diet.B．Talk to her sister.C．Look at a map.D．Try to win first prize.
A．Go on a diet.
B．Talk to her sister.
C．Look at a map.
D．Try to win first prize.
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