____ 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
Up to Tuesday's attack, the worst school shooting in the U. S. was in March 1998 in Jonesboro,________ two boys, aged 11 and 13, shot and killed a teacher and four girls.
#79850
A
while
B
where
C
when
D
then
______ I failed in English a third time, I had no doubt about my gift for foreign languages.
#31630
A
By the time
B
Until
C
After
D
Unless
_____ he thought he was helping us with the work , he was actually in the way.
#34578
A
Because
B
If
C
Although
D
When