____ he has made a decision, it is not easy for you to make him change his mind.
#33489
A
Though
B
Unless
C
Once
D
Until
推荐题目
What some Chinese parents understand is that nothing is fun _______ their children are fond of it.
#32331
A
after
B
when
C
if
D
unless
The local Tibetans and Sherpas laughed at the strange bottles containing ________ they referred to as “English air”．
#30315
A
which
B
that
C
how
D
what
Generally, senior citizens enjoy their freedom and they prefer to live on their own _________ they can.
#31152
A
as long as
B
as far as
C
now that
D
even though
As we have planned, we’ll go to Beijing to attend her sister's wedding party. We'll also visit our mother school _____ we go there.
#79913
A
unless
B
when
C
once
D
even if
Air pollution is getting more and more serious, so we must take action it is too late.
#31510
A
before
B
after
C
until
D
when