Mr Black is a worker.He____n a factory.His sisters____in a hospital.空白处应该填什么

Mr Chen is a worker. Mr Black is a worker.He____n a factory.His sisters____in a hospital.空白处应该填什么 Mr Black is a teacher. Mr.Black is a worker of No.1 Machine Factory.She___three since it opened in 1958.A.worked B.worksC.has worked D.is working Mr Li is a worker.改为否定句 Mr Black is not my____teacher is mr.black. Mr Black is a waiter.(对a waiter提问) ---( )( )Mr Black( Mr Wang is “a worker”.对“ ”里面的提问：_______ _______ Mr Wang _______? Where is your father?At A Mr Black's B Mr Black C the Mr Black's D the Mr Black Mr.Black worker hard in his office 翻译 Mr Zhang is an ______ worker. Why?-->Mr.Black,Mr.White,Mr.Brown,Mr.Green,Mr.Blue,Mr.Red,Mr.Yellow,Mr...Mr.Black,Mr.White,Mr.Brown,Mr.Green,Mr.Blue,Mr.Red,Mr.Yellow,Mr.Why?Mr.Orange,Mr.Purple,Mr.Violet,Mr...Is it any kind of colour can make a person's name?Why?Is there any reason? Joan,__ Mr Smith is going to marry,is a textile worker. Mr Black is a teacher.(改为一般疑问句) Mr.Black is a very yellow one.是什么意思? Mr Black is a teacher .He teaches chinese.为什么? Mr Black is now _____ a visit _____ Beijing.快