______ a man knows what is not to be done, will he succeed in doing what is to be done.
#82357
A
What if
B
If only
C
As if
D
Only if
推荐题目
________ got on the train when it started to move.
#81822
A
Scarcely I had
B
Scarcely had I
C
No sooner I had
D
No sooner had I
 Not a single song ________ at yesterday’s party. 
#84290
A
she sang
B
sang she
C
did she sing
D
she did sing
 Nowhere else in the world ________ such a quiet,beautiful place.
#79569
A
can there be
B
there can be
C
there be can
D
can be there
On top of the mountain ______, which was built 2,000 years ago.
#80389
A
a tower stands
B
stands a tower
C
standing a tower
D
does a tower stand
Only when he was refused by the interviewer ____ the importance of knowing English.
#81118
A
was he fully aware of
B
he was fully aware of
C
was fully he aware of
D
he fully was aware of