_____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.

A. Because of      B. As to      C. In spite of     D. In views of

_____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.

1. A.
   Because of
2. B.
   As to
3. C.
   In spite of
4. D.
   In views of

 _____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.

A. Because of      B. As to      C. In spite of     D. In views of

_____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.

A. Because of      B. As to      C. In spite of     D. In views of

____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.

A. In spite of　　　 B. As to　　　　　 C. Because of　 D. In views of

_____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.