_ we were walking along the river, we heard a cry for help.
#55724
A
While
B
Until
C
After
D
Before
推荐题目
—Oh! I failed again.—Don’t lose heart. One more effort (努力), _________ you will succeed.
#55815
A
so that
B
since
C
however
D
and
—You look rather tired. _______stop to take a rest？—All right. But I’ll have to work for a few more minutes.
#55231
A
Why not
B
Why don’t
C
What about
D
How about
Johan didn’t review（复习） the lesson, ___ he couldn’t answer the teacher’s question.
#58129
A
as a result
B
such as
C
because of
D
as well as