______ you eat the correct foods ______ be able to keep fit and stay healthy. 
#84547
A
Only if; will you
B
Only if; you will
C
Unless; will you
D
Unless; you will
推荐题目
He has never been to France, ___ Harry.
#84575
A
neither has
B
nor did
C
so does
D
so has
 Not until I began to work ______ how much time I had wasted.  
#81906
A
didn't I realize   
B
did I realize  
C
I didn't realize 
D
I realize
Maybe you have been to many countries, but nowhere else _______ a more beautiful palace.
#80345
A
can you find
B
you could find
C
you can find
D
could you find
 The dying old man opened his mouth as if_______something. 
#84608
A
to say
B
saying
C
to have said
D
was saying