单项选择题

Questions 30 to 32 are based on the passage you have just heard.

A．Online privacy.
B．Police ethics.
C．Family education.
D．Traffic security.
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单项选择题
A．Go to the supermarket to get the ingredients.B．Share with the man how she makes the food.C．Call the supermarket for the recipe.D．Go to the supermarket to buy a pencil and paper.
A．Go to the supermarket to get the ingredients.
B．Share with the man how she makes the food.
C．Call the supermarket for the recipe.
D．Go to the supermarket to buy a pencil and paper.
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