John work hard you will make much progress.A. orB. norC. butD. and

问题补充：

John, work hard you will make much progress.

A. or

B. nor

C. but

D. and

答案：

A. or

B. nor

C. but

(答案→)D. and

解析：考查连词用法。or意为“否则，或者”；nor意为“不是”；but意为“但是”，表转折。由句意“努力工作”和“你将取得更大进步”可知，两者为顺承关系。故选D。