Please keep______ secret that he’ s decided to give up his present position.

We feel _____ our duty to make our country a better place.

I feel __ interesting to talk with native speakers of English.

---Is there anything else I can do for you, Jack? --- No, thanks. I really appreciate ______ when you lent all your notes to me before the exam.

--Why did you give up the job in Australia?----Because I don’t want to stay far away from my family. You know, my family means ______ to me.