If we make best of this new equipment there will be rise in our production this year.A.

问题补充：

If we make best of this new equipment, there will be rise in our production this year.

A. /;/

B. the; a

C. /; a

D. /; the

答案：

A. /;/

(答案→)B. the; a

C. /; a

D. /; the

解析：考查短语：make the best of充分利用，句意：如果我们充分利用这种新设备，今年我们的产量会有一个提升。所以选B。