It’s a pity that Lucy’s parents don't approve of _____ our club. So there is nothing I can do.

　 A. her to join　 B. her joining　 C. she joins　 D. she to join

It's a pity that Lucy's parents don't approve of ________ our club．So there is nothing I can do．

1. A.
   her to join
2. B.
   her joining
3. C.
   she joins
4. D.
   she to join