A large _______ of the hotel’s income _______ from the visitors to the lake nearby．

1. A.
   percentage ; are
2. B.
   percentage; is
3. C.
   percent; are
4. D.
   percent; is

.（2010·浙江温州中学高三9月月考）    17. A large ______ of the hotel’s income ______ from the visitors to the lake nearby.

A. percentage ; are               B. percentage; is     

C. percent; are         D. percent; is