piano is a kind of musical instrument 还是the piamo is a kind of instrument

piano is a kind of musical instrument 还是the piamo is a kind of instrument
piano is a kind of musical instrument 还是the piamo is a kind of instrument

piano is a kind of musical instrument 还是the piamo is a kind of instrument
当类别名词加表语,尤其是a kind/type of 时 ,类别名词为零冠词.eg.Tiger is kind of fleashing-eating animal.但要区分.A /The horse is a useful animal.Horses are useful animals.This kind of animals is being protected.