--- Mike, what did our monitor say just now? --- Every boy and every girl as well as the teachers who _____ to visit the museum _____ asked to be at the school gate before 6:30 in the morning.
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.
After graduation she reached a point in her career __________ she needed to decide what to do.