_____ the fact that doctors have warned that smoking causes cancer, people still keep on smoking.

A. Due to B. Thanks to     C. Because of  D. In spite of

______the fact that doctors have warned that smoking causes cancer, people still keep on smoking.

1. A.
   Due t o
2. B.
   Thanks to
3. C.
   In case of
4. D.
   In spite of

 _____ the fact that doctors have warned that smoking causes cancer, people still keep on smoking.

A. Due to       B. Thanks to   C. Because of  D. In spite of

．_________the fact that doctors have warned that smoking causes cancer, people still keep on smoking.

．_________the fact that doctors have warned that smoking causes cancer, people still keep on smoking.

       A．Due t o     B．Thanks to  C．In case of  D．In spite of