Study the modal forms in blue in sentences 1-4. Then answer questions a and b. 1 She must have had a healthy lifestyle. She lived

until she was a hundred. 2 He can't have done a lot of exercise. He isn't very

fit. 3 She could have given up eating so much junk

food. She's lost a lot of weight. 4 My grandad might have smoked when he was

young. More people smoked in those days. a Which of the past modal verbs

• expresses a strong probability that something

is true?

• expresses a strong probability that something

is not true?

• expresses a possibility that something

is true? b When we speculate about the past, we make sentences with a modal verb + + past participle of the main verb.

1. We graduated from the Institute in 1987.
2. My friend went to England to work for a probationary period three months ago.
3. I was on holiday in Bulgaria two weeks ago.
4. A friend of mine wrote a new operating system two months ago.
5. I was fond of swimming two years ago.
6. Tom forgot to remind me of the forthcoming lecture at Moscow State University yesterday.
7. I ate an apple, drank a glass of lemonade and went to school.
8. I wrote three novels last year.
9. I saw a lion in the zoo yesterday.
10. She was my bride in 1999.

1.When she arrived she saw that dinner was prepared.2.The dokuments are cugned?yeah,they sugned up 20 minutes ago.3.Appikation to  the Embassy sent?4. While talking on the phone, I waited in the waiting room.
5. Profile browsing until Lena. It will bring the rest of the documents.
6. So I offered to take part in the international research project, isn't it?
7. I wonder, is this the first time, Allen was allowed to manage the project yourself?
8. The Breakfast is at 6 am, isn't it?
9. When the visa applications filled out, I was asked to review them and sign.
10. Have you ever been invited to the negotiations?
11. She was asked to help with the arrival of the British delegation?
12. Why she refuses to discuss with you ways to improve the company? He was asked to develop a development project for the year!
13. Students are invited to participate in an international exchange program
14. Last year it was not sent on business trips, or not?
15. You said that the meeting postponed?