Since no other way to escape from the flood, ____ only safe thing is to take ____chance

1. A.
   an ; 不填
2. B.
   the ; a
3. C.
   an; a
4. D.
   不填；the

Since no other way to escape from the flood, ____ only safe thing is to take ____chance.

A. an ; 不填                 B. the ; a     C. an; a                        D. 不填；the

Since no other way to escape from the flood, ____ only safe thing is to take ____chance.

A. an ; 不填                 B. the ; a     C. an; a                        D. 不填；the

 Since no other way to escape from the flood, ____ only safe thing is to take ____chance.

A. an ; 不填                       B. the ; a      C. an; a                                D. 不填；the

Since no other way to escape from the flood, ____ only safe thing is to take ____chance.

A．an ; 不填        B．the ; a          C．an; a          D．不填；the