Воткните модальные глаголы can, may, must: You .... check your account

Воткните модальные глаголы can, may, must: You .... check your account carefully. You .... answer this letter immediately. You ... .keep the documents more than 2 weeks. you lend me 10? Leonardo Da Vinci was a student in Florence He ....draw, design buildings and write music. You .... (not) park your car here. This problem .... be solved. Many different commodities .... serve as money. we translate the Protocol into Russian? He .... be speaking on the phone