单项选择题

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

A．By asking some students to explain the reason.
B．By giving them a test on the speed of sound.
C．By using a vivid question to check them.
D．By asking the students to restate his words.
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单项选择题
A．That she is a barbarian.B．That she doesn’t like to read.C．That she probably has the book.D．That she owns a bookstore.
A．That she is a barbarian.
B．That she doesn’t like to read.
C．That she probably has the book.
D．That she owns a bookstore.
单项选择题
A．An economic policy of a country.B．An economic policy of a family.C．TV programs designed for a family.D．A birth control policy of a country.
A．An economic policy of a country.
B．An economic policy of a family.
C．TV programs designed for a family.
D．A birth control policy of a country.
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