单项选择题

A．dualityB．arbitrarinessC．displacementD．creativityThe _……

The ______ feature is considered central to human language, which means two levels of "structure"or "patterning".

A．duality
B．arbitrariness
C．displacement
D．creativity

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热门试题

单项选择题The tone of this text is ______.

A．desperate and disgusting
B．depressed and grieving
C．evil and curing
D．embarrassing and hopeless

单项选择题According to the text the newsagent last wrote out Topham’on the top right-handed comer of the author's paper because ______.

A．the newsagent wanted to revenge on the author's habit of frequently changing the order
B．the newsagent was intentional to punish Topham
C．the newsagent was careless and opinionated
D．the newsagent was reluctant to write the author’s name in a correct way

单项选择题The research reviewed in the passage suggest that ______.

A．remarried men live healthier lives.
B．unmarried men have the longest life spans.
C．widowers have the shortest life spans.
D．widows are unaffected by their mates’deat

单项选择题Helsing speculates that husbands suffer from the death of a spouse because they are ______.

A．unprepared for independence.
B．incapable of cooking.
C．unwilling to talk.
D．dissatisfied with themselves.

单项选择题One of the results of grief mentioned in the passage is ______.

A．loss of friendships.
B．diminished socializing.
C．vulnerability to disease.
D．loss of appetit