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him; him himself; himself him; himself himself; him
will he realize he did realize did he realize he realized
hasn’t he has he isn’t he is he
is he has he isn’t he hasn’t he
is he has he isn’t he hasn’t he
is he was he wasn’t he has he
must work might have worked must have worked might work
learnt was learning has learnt will learn
isn’t he is he hasn’t he has he
listen listen to listening listening to
he;himself him;himself his;him himself;himself
he was five; had learnt he was five; has learnt 
at the age of five; learnt when he was five; has
learnt learn had learnt has learnt
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