Выбрать правильный вариант ответа. 1) she's not at the university today. she have overslept. a) should b) might c) couldn't d) mustn't 2) our grandfather moved the cupboard by himself. he's okay, but he have injured his back. a) could b) couldn't c) should d) must 3) my friends haven't arrived at the party yet. they don't know this city very well. they have got lost. a) should b) must c) shouldn't d) mustn't 4) tom's tired today. he definitely have stayed up so late last night. a) shouldn't b) couldn't c) may d) could 5) how did john catch a cold? - i'm not sure. he have gone out in the rain. a) couldn't b) should c) may d) mustn't 6) jane didn't answer the phone. she been sleeping. a) should have b) might have c) hadn't d) mustn't have 7) i think i ate too much at dinner. i definitely skipped dessert. a) should have b) shouldn't have c) had d) must have 8) it's too bad you didn't practice for the marathon. you won. a) could have b) may not have c) must have d) couldn't have 9) mary had a lot of homework. she gone to the party last. a) couldn't have b) must not have c) hadn't d) shouldn't have 10) thomas in a car accident yesterday. he was home all day. a) shouldn't be b) mustn't be c) couldn't have been d) shouldn't have been