___isknown to us all is that the old writer, for __________ life was hard in thepast, still works very hard in his eighties

Sarah, hurry up. I’m afraid you won’t have timeto_______ before the party.

Susan isn’t sure ________her parents will allow her to get a part－time job.

Why do you look so sleepy in class, John— Sorry, sir. I __________________ to watch a live Music Festival last night.

_____ the population of China