Alec asked the policeman          he worked to contact him whenever there was an accident.

A. with him       B. who              C. whom         D. with whom

Alec asked the policeman ___________ he worked to contact him whenever there was an accident.

A. with him　 B. who　　　 C. with whom D. whom

 Alec asked the policeman _______ he worked to contact him whenever there was an accident.

A. with him     B. who         C. with whom      D. whom

Alec asked the policeman ________ he worked to contact him whenever there was an accident．

1. A.
   with him
2. B.
   who
3. C.
   with whom
4. D.
   whom

Alec asked the policeman ________ he worked to contact him whenever there was an accident.

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Alec asked the policeman _________ he worked to contact him whenever there was an accident.

[　　]