1.-How long＿you＿(be)in this school -For more than 5years.I＿(be)only twenty-four when I began to work here.2.I＿(go)to the zoo with you if it＿(not rain)tomorrow.3.-Where＇s Mr Mu now?i＿(not see) him for a few days.-He＿(go)to tibet.