1.They had (deși nu mi se pare nici o eroare, iar 'return' nu cere prepoziția 'to' in acest caz) . 2.Put. 3.lay the table. 4 . big mistake. 5. These questions /this question - una din doua. 6.sought (nu 'seeked'). 7.pay. 8.avoid using slang. 9. offer (nu 'suggest' ). 10.came can't move this chair (as folosi +'away'), it's too heavy.