MySQL: Return 2 different result together

by 
SELECT qe.id, qe.content, a.id, a.content, a.dt, acr.checked, acr.score  
FROM `questions_and_exercises` qe, 
`questions from-to` qft 
LEFT JOIN `questions-answers` qa ON (qa.qid=q.id AND qa.uid=?) 
LEFT JOIN answers a ON (a.id=qa.aid) 
AND qft.to_lid=? 
AND qft.uid=?

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