---Do you think Peter is free today?---I don’t think so. Recently he has been ______ the most of his time to prepare for the final examinations.
The reason __________ he explained was __________ he was ill and unable to go to school.
I'm afraid he's more of a talker than a doer,which is __________ he never finishes anything.
Lucy was quite happy to lose sometimes,because that was __________ she would learn to win on really important occasions.
—Look,here comes your dream girl. Invite her to dance. —______What if she refuses me?
Evdence has been found through years of study______children’s early sleeping problem likely to continue when they grow up.