______ we deal with our problems, we can easily become unhappy. 
#58561
A
Unless
B
Until
C
Though
D
Whether
推荐题目
Don’t worry! I’ll send you an e-mail              .
#57193
A
as soon as possible
B
as soon as possibly
C
as soon as can
D
as quick as possible
---________?---I failed the exam.
#55538
A
Can I help you
B
Why are you so happy
C
What’s the matter
D
Can you help me
Hurry up ____ finish your soup!
#58292
A
or
B
but
C
and
D
while