______ your sister ______ in Greener China for a long time?—Yes.She joined it five years ago.

He is getting ________ to hear the ________ words.

This is a photo _____ my father. [ ]

I’ll come to see you if _____.

Can I have a talk with you at about Smith?— All right, I ______ to my office from a conference then．I will be waiting for you there．