rofEnglish.Heisnotyoung,butheisnotold.Hehasaroundfaceandblackhair.Heistall.Therearefiftystudentsinhisclass.Theyalllikehim.Nowit'sintheafternoon.Look,somestudentsareworkingintheclassroom.Jackisthere,too.HeishelpingthemtostudyEnglish.Heisagoodteacher,andheisagoodfriendofthemall.( )1.WhatdoesJackdo?A.Heisaworker. B.Heisateacher. C.Heisadoctor. D.He'sanurse.( )2.Whatcolourishishair?A.It'sblack. B.Hisheiriswhite. C.Itisbrown. D.Hehasyellowhair.( )3.Howmanystudentsarethereinhisclass?A.Therearefifteenstudentsinhisclass. B.There'sfifty. C.Hehasfifty.D.There'refiftyinit.( )4.Jackisagoodteacher,isn'the?A.Yes,heisn't. B.No,heis. C.Yes,he's. D.Yes,heis.( )5.Whatarethestudentsdoingintheclassroom?A.Theyarewalkingthere. B.Theyaredoingtheirlessons. C.Theyarehelpingtheirteacher. D.TheyaregoodfriendsofJack.