Soon after the results were announced, our teacher sent us an e-mail, congratulating    us         our success.

Soon after the results were announced, our teacher sent us an e-mail, congratulating us ________ our success．

1. A.
   for
2. B.
   on
3. C.
   of
4. D.
   with

Soon after the results were announced, our teacher sent us an e-mail, congratulating    us         our success.

      A. for       B. on      C. of      D.with

Soon after the results were announced, our teacher sent us an e-mail, congratulating    us         our success.