you make a promise,you should keep it.
#32535
A
Unless
B
Though
C
Once
D
Even if
推荐题目
It is such a modem machine ____few of the workers know how to operate it.
#34226
A
which
B
that
C
as
D
the one
Some of the people often ask the same question the air has been polluted.
#30604
A
whether
B
if
C
that
D
where
—Can you describe _____ it happened? —Yes, I was riding on my bike _____ a car knocked me down from behind.
#33554
A
when; as
B
how; as
C
how; when
D
how; while
-- How about camping this weekend, just for a change? -- OK, __ you want.
#34732
A
whichever
B
however
C
whatever
D
whoever
She cared more about her students than her own health. That’s why two years passed _____ she was treated for breast cancer.
#30370
A
since
B
before
C
after
D
until