---______ the farmers discovered the entrance to the secret cave in the valley?--- Totally by chance.
#85269
A
When was it that
B
How was it that
C
How it was that
D
When it was that
推荐题目
----What is it about him _____you dislike him . ----I don’t know . But I don’t like him from the start .
#85356
A
who
B
that
C
whether
D
whom
It is the ability to do the job___matters not where you come from or what you are.
#85084
A
this
B
that
C
what
D
it
It was not until she had arrived home _______ her appointment with the doctor.
#85138
A
when she remembered
B
and she remembered
C
did she remember
D
that she remembered
—I can’t find Xiao Ping, where did you see him this morning?—It was in the library______ he studied．
#85440
A
that
B
where
C
which
D
the one