The old scientist devoted most of his time ___________ the space science.
| A．develop | B．to developing | C．to develop | D．developing |
John became a football coach in the Sealion Middle School ____ the beginning of March.
| A．on | B．for | C．with | D．at |
You can’t wear a blue jacket _____ that shirt. It will look terrible.
| A．on | B．above | C．up | D．over |
It was a pity that the great writer died ____ his work unfinished.
| A．for | B．with | C．from | D．of |
My uncle died ____ heart disease last summer.
| A．of | B．from | C．out | D．away |
Ryan made _____ his mind to study hard but he didn’t.
A. in B/ C. on D. up