单项选择题

A．They were carried out by observation and questioning.
B．They surveyed more than 340 000 adults and children in the US.
C．They found that people in their early 70s have the greatest happiness.
D．They found that people experienced highest level of stress in their 30s.
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单项选择题
36（）

A．advantages
B．blossom
C．brains
D．brilliant
E．deserve
F．gravely
G．head
H．influence
I．intelligent
J．nearly
K．parental
L．problems
M．produce
N．shaped
O．survives
单项选择题
A．Barbara Jordan’s political career. B．A brief introduction to Barbara Jordan. C．The most important influence of Barbara Jordan. D．How Barbara Jordan became a successful woman.
A．Barbara Jordan’s political career.
B．A brief introduction to Barbara Jordan.
C．The most important influence of Barbara Jordan.
D．How Barbara Jordan became a successful woman.
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