No matter how late he is, his mother always waits ________ dinner．

1. A.
   for him to have
2. B.
   for him having
3. C.
   him having
4. D.
   him to have

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No matter how late he is，his mother always waits _______ dinner．

　　A．for him to have　　B．for him having　　C．him having D．him to have