______ you make a promise, you should keep it.
#31679
A
The moment
B
While
C
Once
D
As if
推荐题目
________ nearly all behavior is learned behavior is a basic assumption ________ has been put forward by social scientists.
#30076
A
What; that
B
That; what
C
What; what
D
That; that
I won't give you such help_____ you beg me. It's beyond my ability.
#30778
A
until
B
unless
C
as if
D
even if
I thought Father would be better, but ______it is, he is getting worse, which makes me more worried.
#33218
A
before
B
as
C
because
D
after
Recently a new social issue has been brought to everyone’s attention ___ __food additives are abused．
#33128
A
when
B
whether
C
that
D
which