-----sarah and mike helpful at home?yes,----------

-----sarah and mike helpful at home?yes,---------- Sarah is helpful at home.(改成否定句) 1、I'm helpful at home.2、Mike and john are good friends.3、I c Are you helpful at home,Mike?用英文回答. 请英语老师们回答!1、I'm helpful at home.2、Mike and john are good frie Are you helpful at home?Yes,I am. John and Ben are helpful at home有错吗, you,at,are,helpful,home,(.) helpful you home are at are you helpful at home Jim and Mike ( ) ( not be) at home now Are you helpful at home?You are helpful.