2、sethewordsfromActivity1todescribeit.Forexample:Therearetwoblackboardinourclassroom.Ourschoolisamodernjuniormiddleschool.Theclassrooms are nice and big.Ineachclassroomthereisacomputer.Teachersuseittocontrolaprojector.Inmyclassroom,therearefortydesksandchairs.Th