1. i out but i didn't feel like it, so i stayed at home. a could go в could have gonec must have gone 2. i'm sorry i come to your party last week. a couldn't comeb couldn't have comec wasn't able to come 3. 'what do you think of my theory? ’ ‘i‘m not sure. right'.a could beb must bec might be 4. i couldn’t wait for you any longer. i and so i went. a must gob must have gone c had to go 5. 'do you know where sarah is? ‘ 'no. i suppose skopping. a should have goneb may have gonec could have gone6. at first they didn’t believe me when i told them what had happened, but in the end them that l was telling the truth. a was able to convince b managed to convincec could convince 7. i promised i'd call cary this evening. i . a mustn't forgetb needn't forgetc don't have to forget 8. why did you leave without me? for me. a must have waited 8 had to wait c should have waited 9. lisa called me and lunch together. a we have b we should havec to have 10. you look nice in that jacket, but you hardly ever wear it. it more often.a you'd better wear b you should wearc you ought to wear 11. shall i buy a car? what's your advice? ? a will you dob would you do c shall you do
1 A
2A 3A 4C 5B 6A 7A 8C 9A 10B 11 B