Scientists still wonder ______ cloning will help or harm us and _____ it is leading us.
#68782
A
that; what
B
whether; where
C
if; that
D
whether; how
推荐题目
They put forward a lot of plans at the meeting, none of _______ were carried out in their work.
#70522
A
which
B
them
C
what
D
that
— No one can answer the question _______ we can complete the task in time, do you know? — Yes, and this is because we don’t know the way _______ the scientist used last time．
#69635
A
whether; which
B
if; which
C
whether; in which
D
if; in which
The couple are spending their holiday on ______is described as one of the most beautiful islands .
#73050
A
that
B
what
C
which
D
where
Young people nowadays are different ______ we used to be．
#72911
A
from what
B
in which
C
in how
D
in what