It’s _________ hard problem for the twins that ________ of them can work it out .
#37180
A
so, neither
B
such a, none
C
so a, neither
D
such a, neither
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Kate won her first gold medal at the age of 7 .
#44119
A
when it was 7
B
when she was 7
C
at 7
D
when I was 7