Fill in the Blanks Fill the blanksOnline version upper - past modals 7A by Florencia Di Martino 1 been should had have broken must might broke A Can you move your leg ? B No , it hurts too much . I think I it . ( perhaps I have broken it ) 2 might have leaf must been shouldn't left leaved has 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 should put could must haven't can't have has A Oh no , the cake ? s burning ! B You the oven on too high . ( you definitely put the oven on ) 4 can found might drunk must should drank have 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 seen might has saw not couldn't should have could A Where ? s Jeremy ? He should be here . B He the email about the meeting . ( perhaps he didn ? t see ) 6 has must work have might worked should A Ellen passed all her exams with top marks ! B Wow ! She really hard . ( I ? m sure she worked ) 7 finish should must can finished have can 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 have has be have get able shouldn't got not might been to might get not 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 has switched off must switch have might should A I called you earlier , but I got your voicemail . B Sorry . I my phone by mistake . ( I ? m sure I switched off )