If you have a job yourself to it and finally you'll succeed.(·四川)A. do devoteB. don'

问题补充：

If you have a job， yourself to it and finally youll succeed.(·四川)

A. do devote

B. don devote

C. devoting

D. not devoting

答案：

(答案→)A. do devote

B. don devote

C. devoting

D. not devoting

解析：本句为“祈使句＋and＋陈述句”句型；do是对谓语动词devote的强调。