Nobody believed a 92-year-old man could run a marathon_______he passed the finishing line. People of all ages can challenge themselves.
#30855
A
if
B
since
C
until
D
unless
推荐题目
A man does not know the difficulty of anything _____ he does it personally .
#80502
A
although
B
if
C
because
D
unless
we are laid off, all of us will have to be retrained and improve ourselves.
#31527
A
Unless
B
So that
C
Until
D
In case
Because of the heavy traffic，it was already time for lunch break ________ she got to her office.(2010·四川)
#29962
A
since
B
that
C
when
D
until
The researchers found clear and convincing evidence ________ happiness is the key when it comes to better health and longer lives.
#32958
A
where
B
whether
C
how
D
that