1.He suffered a great deal ---- a cough and wasn't able to go to sleep for a week.2.The disease is spreading quickly and all the children are ---- risk.3.Initially,Bob wanted to sign ---- for the match,but he soon changed his mind.4.As many as ten million children will have been infected ---- the virus by the end of the decade.5.Chicken can be used ---- place of beef in making tonight's dinner.6.---- a result,our beaches are full of trash,the sea is polluted,and marine life is endangered.7.If they are determined to stop working,they will do so regardless ---- what the law says.8.I'd love to tell you what he did with it but I must not get distracted ---- the task at hand.9.It was three months before my parents found ---- I'd been going out with Peter.10.The sudden start and quick spread of the fire wiped ---- all the people in the building.11.How much a person can earn depends ---- his skill.12.I haven't been able to find ----- who broke the window.13.Many Blacks and other minorities decline,---- fear of the government,to respond to written forms.14.It wasn't something I felt comfortable ---- but everyone tried to make it as easy for me as they could.15.The professor asked Bob to pass ---- these Christmas gifts to his classmates; each student was to get one.