单项选择题

Hot weather ______ the bacteria in milk rapidly, so milk remains fresh for just two days in summer.

A．produces
B．multiplies
C．appears
D．preserves
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It's clear that her painting is ______ by Picasso, who is the greatest Russian painter.
A．influenced
B．affected
C．effected
D．interfered
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Mr. Foster has never been to China, ______ be knows very little about it.
A．consequently
B．continuously
C．constantly
D．consistently
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