He must have done it well, because he told me he just did what he _____ to do.
Before __________him, Icalled him __________.
In the past 100 years many species, as a result of human destruction to nature,__________ and many more __________ now.
Johnson held a party,__________ he invited all hisfriends.
—Where did you get to know her? —It was on the farm __________ we worked.
Some pre-school children go to a day care center,__________ they learn simple games and songs.