I was about to inform you of the sudden change ______an unexpected visitor came.
#30562
A
because
B
before
C
when
D
unless
推荐题目
Dr. Black comes from either Oxford or Cambridge. I can’t remember _____.
#30800
A
who
B
there
C
which
D
what
A stubborn boy like him dosen’t learn from his mistakes______ he was punished badly.
#32849
A
if
B
when
C
since
D
unless
Nowadays we students are so busy that we don’t have much time for outdoor sports activities, _______we have the interest.
#34144
A
wherever
B
whenever
C
even if
D
as if
In some countries, ____ is called "equality" does not really mean equal rights for all people.
#31261
A
which
B
that
C
what
D
one
The girl began to cry_____she saw the dog.
#30990
A
instant
B
the instant
C
in no instant
D
the instant when