I didn’t see you at the party yesterday. Why? — Because I ________ for an important person from America at that time.

Excuse me, where is Mr. Green’s office? — Sorry, I don’t know. I ___here for only a few days.

He is too old to run_____ to catch up with the young boy.

This picture is quite old, we can still see it was drawn in century.

Lance is famous _____ his achievements and courage _____ cycling. [ ]