1.Theboardofthecompanyhasdecidedto________itsoperationstoincludeallaspectsoftheclothingbusiness.
2.Hisbusinesswasverysuccessful,butitwasatthe________ofhisfamilylife.
3.Firstpublishedin1927,thechartsremainan________sourceforresearchers.
4.Joeisnotgoodatsports,butwhenit________mathematics,heisthebestintheclass.
5.Doctorswarnedagainstchewingtobaccoasa________forsmoking.
6.Whencarbonisaddedtoironinproper________theresultissteel.
7.Youshouldtryto________yourambitionandbemorerealistic.