Leave your key with your neighbor      _you lock yourself out one day.
#31885
A
as long as
B
in case
C
even though
D
as if
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Though he is busy, music has always been _______ his work.
#32003
A
as much a part of his life as
B
as a part of his life much as
C
as much as a part of his life
D
so much a part of his life as
–It’s a long time ___ I last saw you. --Yes, and it will be two months ______ we can meet again.
#32862
A
before; since
B
when; before
C
since; when
D
since ; before
 He was allowed to go swimming _______ he kept near the other boys.
#30857
A
on condition that
B
as far as
C
even if
D
as though