The old couple walked rather slowly, and could be seen, from time to time, to stop and rest, ________ out to sea.
He is known _____ a scientist and famous _____ his research on rice.
Can you lend me the magazine _____ last week?
I live at a busy street and the loud noise nearly ____me mad.
Aprofessorandawriter_________presentatthemeeting.
-Did you see the new movie directed by that famous director? It's said to be _______ great fun. -No. I have been busy repairing all the broken office _______ these days.