What color is our national(国家的)flag(旗帜)? It’s ________. 
#45255
A
a red
B
red
C
orange
D
an orange
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The maths problem is ______ hard for us ______ solve.
#45430
A
so, to
B
so, that
C
too, to
D
very, to
My brother _________ works in that factory. He has become a bus driver. 
#45253
A
not longer
B
not any longer
C
no longer
D
not any more