The Sydney Opera House is like a huge sailing boat with water ____ three sides.

A. at                             B. of                    C. in                              D. on

The Sydney Opera House is like a huge sailing boat with water ____ three sides.

The Sydney Opera House is like a huge sailing boat with water ____ three sides.

The Sydney Opera House is like a huge sailing boat with water ____ three sides.

1. A.
   at
2. B.
   of
3. C.
   in
4. D.
   on