单项选择题

A．Parents.B．Children.C．Pay scales.D．Management systems.……

Questions 16 to 19 are based on the passage you have just heard.

A．Parents.
B．Children.
C．Pay scales.
D．Management systems.

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单项选择题A．By collecting information from the Internet.B．By assessing ten different studies involving many participants.C．By doing outdoor activities such as climbing and swimming.D．By organizing many participants listening to different types of music.

A．By collecting information from the Internet.
B．By assessing ten different studies involving many participants.
C．By doing outdoor activities such as climbing and swimming.
D．By organizing many participants listening to different types of music.

单项选择题A．The man can t finish his paper by the deadline.B．The man has to revise his paper carefully.C．The man can manage his topic of the paper well.D．The man can t follow tutor s line of thought.

A．The man can"t finish his paper by the deadline.
B．The man has to revise his paper carefully.
C．The man can manage his topic of the paper well.
D．The man can"t follow tutor"s line of thought.