Fill in the Blanks Fill the blanksOnline version upper - past modals 7A by Florencia Di Martino 1 should been had broke broken must have might A Can you move your leg ? B No , it hurts too much . I think I it . ( perhaps I have broken it ) 2 shouldn't left leaved must been might has leaf have A Look ! The gate ? s open and the dog has gone . B Oh no ! We it open when we went out . ( I ? m sure we left it open ) 3 have can't should could has must put haven't have A Oh no , the cake ? s burning ! B You the oven on too high . ( you definitely put the oven on ) 4 must drank might drunk can should have found A I can ? t find the milk . We ? t it all . ( I ? m sure we didn ? t drink it ) B Yes , you ? re right . It must be in there somewhere . 5 have has couldn't might not could should seen saw A Where ? s Jeremy ? He should be here . B He the email about the meeting . ( perhaps he didn ? t see ) 6 have might must worked has should work A Ellen passed all her exams with top marks ! B Wow ! She really hard . ( I ? m sure she worked ) 7 have finish can can finished must should A I ? ve done my homework , Mum . I ? m going out . B What ? You ? t all of it . Let me see it . ( it ? s impossible you ? ve finished ) 8 get be have have been has might might able not to not got get shouldn't A We didn ? t see Dan and Sarah at the concert . B They / tickets . I think the concert was sold out . ( perhaps they weren ? t able to get ) 9 may should have switch has might must switched off A I called you earlier , but I got your voicemail . B Sorry . I my phone by mistake . ( I ? m sure I switched off )