If you have a job yourself to it and finally you’ll succeed.A. do devoteB. don’t devoteC.

问题补充：

If you have a job，yourself to it and finally you’ll succeed.

A. do devote

B. don’t devote

C. devoting

D. not devoting

答案：

(答案→)A. do devote

B. don’t devote

C. devoting

D. not devoting

解析：A

解析此处应是祈使句，又有谓语动词的强调要借助助动词do，故选A项。句意为：如果你有了一份工作，付出努力去做它，最后你一定能成功。