My favourite sport is walking.这句话有错么

my favourite pet is dog这句话有错么?dog加复数么? my favourite sport is playing football my favourite sport is 【求英语高手】My favourite sport is walking的同义句 】 my favourite sport is.作文 running is my favourite sport 同义句 ----my favourite sport --- run is my favourite sport.这句话前面的run用原形还是用现在分词? my favourite sport is swimming这句话主语和表语是什么 My favourite sport ((写八句话） ______(swim)is my favourite sport. My favourite sport star is Zhangyining. My favourite sport is skating.的意思 My favourite sport is football (同义句)