Memorise example sentences

Take this simple example: if you have to memorise a poem and recite it, you may have no problem in doing this when you are by yourself.You may also need to clarify the concept of purchasing power parity that is used to calculate per capita income in Table It is necessary to keep in mind that these terms are used as an aid to the discussion and not something to be memorised.One person in each pair was the “learner”, whose work was to memorise pairs of words.You may have also felt it yourself or seen a friend unable to speak a word of a well-memorised and rehearsed speech before an audience.