How did you manage to get to school on time ______ you missed the school bus?
#79910
A
when
B
if
C
once
D
because
推荐题目
________ some students are not aware of is ________ difficult life can be if they are not devoted to study.
#30077
A
That; how
B
Which; what
C
What; what
D
What; how
children believe they can succeed, they will never become totally independent．
#32545
A
If
B
Though
C
Unless
D
When
Jim came back early last night. It was not yet eight o'clock ________ he got home.
#30541
A
before
B
that
C
when
D
until
Students are required to go out in couples, especially in the evenings, with friends ______ they get into trouble．
#32395
A
even if
B
if only
C
in case
D
when
My last lesson in French! I hardly know how to write, _______ I would never learn now .
#79902
A
but
B
and
C
if
D
so