John and Joan both like singing very much 中为什么用both

John and Joan both like singing very much 中为什么用both John and Jay Zhou are both my,后面填什么 用人称代词代替下单词或词组：Mike---- Mr White------ Tom and I------- Joan ang John------ 几道初中英语1.Mary and Joan's boooks与Mary's and Joan's boooks区别是什么?2.Are these books A.yours or John's B.your or John's C.your's or John's D.yours' or John's(主要是A/B不清楚)3.If you neeed the eraser,I'll lend to you.A.them B. Joan Joan John and Mary are friends and the both like classical music.改错 Who go to school earlier,John or Joan.改错 Both John and Jim are good students.（改为同义句）_______ _______ John _______ _______ Jim _______a good student. Both John and Harvey are good students 改为反义句__ John __ Harvey is good student both john and his father like hiking 同义句同义句：_ _ john _ _ his father _ hiking Peter and John are____sports.A) all good at B) all good in C) both good at D) both good inPeter and John are___ sports.A) all good at B) all good in C) both good at D) both good in When it comes to __________,Joan is the one you should ask for adviceA.collect stamps B.stamp-collectingC.stamp-collect D.both A and B both John and jim are good student为啥改成Not only but also Both Tom and John are from England同义句____ ____ them are from England. both john and amy还是not only joho but also amy 有差? both you and john （play ）football very well.为什么是play John and Jack ( ) stand up.A.all B.both C.whole D.too