Now that you have a job, you must exert yourself in _______ you do at work.
A. however          B. no matter what
C. no matter how     D. whatever

Now that you have a job, you must exert (努力) yourself in ______ you do at work.

  A. however            B. no matter what

  C. no matter how   D. whatever

Now that you have a job, you must exert (努力) yourself in ______ you do at work.

A. however　　　 B. no matter what

C. no matter how　 D. whatever

Now that you have a job, you must exert (努力) yourself in ______ you do at work.

1. A.
   however
2. B.
   no matter what
3. C.
   no matter how
4. D.
   whatever