A successful scientist needs _____ if he wants to make hypothesis (假設(shè)) of how processes work and how events take place.

　　A. permission     B. penetration   C. imagination    D. convention

A successful scientist needs _____ if he wants to make hypothesis (假設(shè)) of how processes work and how events take place.

   A. permission     B. penetration

   C. imagination    D. convention

A successful scientist needs _____ if he wants to make hypothesis (假設(shè)) of how processes work and how events take place.

　　A. permission     B. penetration

　　C. imagination    D. convention

A successful scientist needs _____ if he wants to make hypothesis (假設(shè)) of how processes work and how events take place.

　 A. permission　　 B. penetration

　 C. imagination　 D. convention

A successful scientist needs _____ if he wants to make hypothesis (假設(shè)) of how processes work and how events take place.

1. A.
   permission
2. B.
   penetration
3. C.
   imagination
4. D.
   convention