Both chinese and english is allowed.Or is it both chinese and english are allowed?

Both chinese and english is allowed.Or is it both chinese and english are allowed? Both English and Chinese languages 后面用单数还是复数 she,can,Speak,both,chineSe,and,EngIiSh,改为同义句 both and中both为什么可以用在行为动词后面,例如：He speaks both Chinese and Japanese. both 的位置Proficient in both written and spoken Chinese还是 Proficient both in written and spoken English Eng Land And The Moon Chinese and Maths()my favourite lessons ()填both are还是are both ENG both and 后的谓语动词Both Tom and Mary speaks good Chinese 为什么要用both and,speaks可是第三人称单数,不是要用speak吗? 英语翻译We study both Chinese and English.We study Chinese ,and also English.请问,这两句话都对吗? Chinese and Maths ______ my favourite lessons.[Chinese and Maths ______ my favourite lessons.[ ]A.all are B.both are C.are all D.are both British and Chinese are both interesting.中的both是同位语吗,为何放在这个位置 Mary and Alice _____good at Chinese .A、are all B、all are C、both are D、are both he speaks both english and chinese?变成一般疑问句怎么变呀? I can speak English both Chinese and English 的同义句 Chinese,school,both,teaches,jason,my,Enghlish,and,in连词成句 both lucy and lily like learning chinese(改为完全否定句) Both Lucy and Lily likes Chinese.(改为完全否定句) 怎么改?Think you very much!