Liu Xiang was so fast in the race that no one can _____ him.

A．run for              B． run against        C．run at        D．run out of it

Liu Xiang was so fast in the race that no one can ________ him．

1. A.
   run for
2. B.
   run against
3. C.
   run at
4. D.
   run out of it