look,these are bat and those are ghosts.这句错在哪儿

look,these are bat and those are ghosts.这句错在哪儿
look,these are bat and those are ghosts.这句错在哪儿

look,these are bat and those are ghosts.这句错在哪儿
bat改成复数　bats

bats

bats 要用复数