The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of _________ unqualified.

    A. them             B. what             C. which            D. whom

The manager was very angry , for he had sent his business partner two thousand machines yesterday ,half of ________ unqualified.

A．whom           B．what             C．them            D．which

The manager was very angry, for he had sent his business partner two thousand machines yesterday，half of ____ unqualified.

A．whom       B．what          C．them               D．which

The manager was very angry , for he had sent his business partner two thousand machines yesterday ,half of ________ unqualified.

　 A．whom　 　　 B．what 　　　 C．them　　 　　 D．which

The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of _________ unqualified.

The manager was very angry，for he had sent his business partner two thousand machines yesterdy，half of     unqualified．

  A．whom    B what    C them   D．which

The manager was very angry，for he had sent his business partner two thousand machines yesterdy，half of    unqualified．

1. A.
   whom
2. B.
   what
3. C.
   them
4. D.
   which