He has no idea _________ she left without a word.
#34442
A
if
B
why
C
how
D
that
推荐题目
As parents, we should try to understand _______ our children’s real interests lie instead of blaming them for bad marks．
#31654
A
what
B
which
C
where
D
how
_______cloning human embryos is not legal in many countries, some scientists are already pushing ahead with research in order to produce a cloned human baby.
#31691
A
While
B
When
C
Since
D
if only
__________ you promise to come to help me,I don’t mind what time tomorrow you arrive at my place.
#80081
A
So long as
B
So far as
C
As good as
D
As well as
The engineers are so busy that they have zero time for outdoor sports activities, _____they have the interest.
#30885
A
wherever
B
whenever
C
even if
D
as if