The old man smiled when he saw how pretty__________up to be during the past few years.?

A.had his daughter grown                   B.would his daughter grow?

C.his daughter would grow                 D.his daughter had grown?

The old man smiled when he saw how pretty______up to be during the past few years.

1. A.
   had his daughter grown
2. B.
   would his daughter grow
3. C.
   his daughter would grow
4. D.
   his daughter had grown