Question

Fill in each gap using ​must have, can’t have, could have, ​or ​might have​.
In this exercise, you will practice using modal verbs to express ​past speculations.

1 ​I am sure he was here. I saw his car in front of the building. He[​ ]​beenhere.
2 ​A: Where is James? He should already be here, shouldn't he?
B: Yes, he should but I don't know why he isn't here - he ​[ ]​ missed the bus.
3 ​I'm not sure if I passed the exam. I don't feel very sure about it. I ​[ ] ​ passed the exam.
4 ​A: Last summer I took four exams and failed them all! B: You ​[ ]​ been very disappointed.
5 ​She speaks excellent French. I'm sure she's lived in Paris for a long time. She ​[ ] ​ lived in Paris for a long time.
6 ​A: Their plane was delayed, and they had to wait 36 hours in the airport. B:They[​ ]​beenveryhappywiththeairline.
7 ​Someone told me that Mark was in Mexico last week, but I saw him here, sohe[​ ]​beeninMexico.
8 ​A: I saw John yesterday - he looked pleased with himself. He didn't say why but I guess he got that job he applied for.
B:He[​ ]​gotthatjobheappliedfor.
9 ​They gave me very little time to do the job. It's possible I'd have finished if I'd worked all night, but I'm not sure.
They gave me very little time to do the job. I ​[ ] ​ finished if I'd worked all night, but
I'm not sure.

10 ​We agreed to meet yesterday, but when I got there I didn't see him. It's possible he was waiting elsewhere.
We agreed to meet yesterday but when I got there I didn't see him. He ​[ ]​ waiting elsewhere.

Answer 1

Resposta:

infelizmente não posso isso não consegui responder você