If _____ carefully, the experiment will be successful.
#84616
A
do
B
does
C
done
D
doing
推荐题目
I finally got the job I dreamed about. Never in all my life ________ so happy!
#84295
A
did I feel
B
I felt
C
I had felt
D
had I felt
_________, the forest fire would have been discovered much earlier.
#83151
A
But for their care
B
If they were careful
C
Without their care
D
Had they been more careful
Hardly _______________ when we were told to stop.
#83099
A
did we begin
B
had we begun
C
were we beginning
D
were we to begin
Only when _______ be possible to sign the papers.
#80726
A
does the lawyer come with it
B
the lawyer comes will it
C
has the lawyer come it will
D
the lawyer comes it will