A．fearB．dearC．clearD．bear
A. fear
B. dear
C. clear
D. bear
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A．quickB．liquorC．quiteD．quest
A. quick
B. liquor
C. quite
D. quest
A．pieceB．citiesC．nieceD．field
A. piece
B. cities
C. niece
D. field
A．warB．hardC．farmerD．chart
A. war
B. hard
C. farmer
D. chart
The passage mainly discusses ______.
A. the necessity of social change
B. certain factors that determine the ease with which social change occurs
C. the way to slow down social change
D. how to promote social change
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