This is certainly the case, but ____ it is a mistake or not I don’t know.
#73119
A
if
B
even though
C
whether
D
that
推荐题目
Was it on a lonely island he was saved one month after the boat went down.
#68981
A
where
B
that
C
which
D
what
Look out! Keep away from the house, _____ the roof is under repair．
#69137
A
whose
B
which
C
of which
D
where
_______ was known to them that the boss had broken his promise______ he would give them a rise.
#68123
A
What; what
B
It; which
C
It; that
D
As; that