I’m glad _______ you here.
----We love our capital Beijing, one of ______cities in the world.------So do I .
---Can you give me______ information about Paris?---Sorry, I know nothing about it.
Although they feel tired, _________they still go on working.
---You look very healthy. ________do you exercise?-----I exercise three times a week.
---.His mother wants him ________at home all day.-----Really? That’s terrible.