It is necessary for children to exchange ideas with parents from time to time so that the generation gap between parents and children can be _________.
#13769
A
released
B
replaced
C
narrowed
D
disappeared
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The population of this city ,forty percent of which_____, ______ 15% in the last three years
#12947
A
are Germans, has risen by
B
are Germen, has fallen by
C
is Germans, have been increased by
D
is Germen, have been reduced by