mr black and mrs black have a son called tom.为什么用have而不用has

how do mr and mrs black go shopping? mr black and mrs black have a son called tom.为什么用have而不用has the old flat was (mr.and mrs.black's) ten years ago.括号里(mr.and mrs.black's)划线提问 what do Mr and Mrs Black help their sons and daughter with? Mr and Mrs Black ( )very young A is B like C look D look at mr.green,mrs.white,and miss black are goodfriendss什么意思 ·Mr and Mrs Black have been in China since 1990.同义句改写 Mr and Mrs Black have been in China since 1990.同义句改写 mr and mrs black will go back to australia next week的同义句 are Mr.black,Mrs.black,thier son Tony and their daughter Betty前面是填 they还是 these,为什么? 填空 mr black is .mrs black is putting ...... 前面是Mr.and Mrs.Black have five children,and two of前面是Mr.and Mrs.Black have five children,and two of them are boys . The day before yesterday was Sunday mr and mrs jones livein``````` Mrs Girl and Mr right Tow days ( ) ,she sent a letter to Tom and Mr and Mrs Black ( ) a card fom her.括号里应填什么? 用所给动词的正确形式填空：Mr and Mrs Black( )(not)work on Saturdays and Sundays. Mrs and Mr Black had a fight about where to go ( ) [spend] there vacation.填他的正确形式 什么 Mr.White is old,fat and rich.Mr.Black works for Mrs.White .And he works ___her garden( )A.for B.in C.to