单项选择题

Questions 19 to 21 are based on the conversation you have just heard.

A. Food canning.
B. Kinds of fish.
C. A new snack food.
D. A food flavoring.
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单项选择题
A. To grow beautiful flowersB. To grow a rose of new color and win a prize.C. To grow all kinds of flowers in the world.D. To take part in the competition.
A. To grow beautiful flowers
B. To grow a rose of new color and win a prize.
C. To grow all kinds of flowers in the world.
D. To take part in the competition.
单项选择题
A. Hospital staff only. B. Many officials.C. Many Packer Hall residents. D. The art students.
A. Hospital staff only.
B. Many officials.
C. Many Packer Hall residents.
D. The art students.
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