<P>' Eat your fish .' </P> <P> For a more polite form rather than a straightforward command imperative TAM a is used with adverbial kānei . Kānei is only shown to be used in imperative structures and was translated by the french as "please". </P> <Table> <Tr> <Td> a rave mai kānei tō mea <P> IMP take DIR PREC DEF thing </P> <P>' Please take the thing .' </P> </Td> </Tr> <Tr> <Td> a omono kānei koe tō ka'u ra <P> IMP dress PREC 2S DEF clothing DEIC </P> <P>' Please dress yourself in those clothes .' </P> </Td> </Tr> </Table> <Tr> <Td> a rave mai kānei tō mea <P> IMP take DIR PREC DEF thing </P> <P>' Please take the thing .' </P> </Td> </Tr>

What is the meaning of tenses in english grammar