_____ these experiments were successfully completed would we think of going into humans.
#31522
A
If only
B
So that
C
Only if
D
Even if
推荐题目
Justin kicked the ball into his own goal. It was _____ his stupid kick that we won the game.
#31913
A
because
B
since
C
thanks to
D
according to
We thought there were 35 students in the dining hall, ____, in fact, there were 40.
#32299
A
while
B
whether
C
what
D
which
Why do you always drive to work _______ you could easily take the bus?
#33528
A
because
B
though
C
once
D
when
---Did you remember to give Jenny the money?---Yes. ________ I saw her, I'm sure.
#31396
A
So long as
B
So far as
C
The moment
D
Any time
