Hard _____ he tried, he failed to catch up with the first runner.
#32786
A
although
B
as
C
while
D
when
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Just as too much harmony is tiresome in music,________.
#79945
A
the life of too many benefits annoys us
B
so, in life, too many benefits annoy us
C
we are annoyed with lives also of too many benefits
D
a lot of benefits annoy us in life