单项选择题

A．A study on whether social connections can keep us healthier.
B．A study on whether social connections can make us happier.
C．A study on factors that influence psychologic health.
D．A study on the relationship between psychology and longevity.
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单项选择题
A．He doesn’t have any good ideas. B．He has many interesting dreams. C．He doesn’t put his ideas into practice. D．He sleeps a lot without doing anything.
A．He doesn’t have any good ideas.
B．He has many interesting dreams.
C．He doesn’t put his ideas into practice.
D．He sleeps a lot without doing anything.
单项选择题
A．He was arrogant about it. B．He found it unbelievable. C．He was not surprised about it. D．He found the truth unacceptable.
A．He was arrogant about it.
B．He found it unbelievable.
C．He was not surprised about it.
D．He found the truth unacceptable.
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