单项选择题

A．To commemorate a historic flight,
B．To try out eight new balloons.
C．To recruit balloonists from all over the United States.
D．To test whether helium (氦气) balloons are better than hot-air balloons.
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单项选择题
A．He’s excited that his mother-in-law is coming.B．He’s thinking about quite a number of things.C．He’s not feeling well lately.D．He’s looking for a new apartment.
A．He’s excited that his mother-in-law is coming.
B．He’s thinking about quite a number of things.
C．He’s not feeling well lately.
D．He’s looking for a new apartment.
单项选择题
A．A comparison between conscious and unconscious behavior patterns.B．Recent developments in psychology research.C．Reasons for certain behavior patterns.D．Reasons for being late.
A．A comparison between conscious and unconscious behavior patterns.
B．Recent developments in psychology research.
C．Reasons for certain behavior patterns.
D．Reasons for being late.
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