Work in pairs. Complete the sentences.
1)The mosquito could....
2)The snake was....
3)The snake wanted....
4)The snake could only...
5)From that time on the mosquito can only.....
6)The snake and the swallow....
7)The swallow saved....
8)When a swallow makes a nest 8n your home,....

what are you doing here at such a late hour? ate you writing your essay? - no, i've already written it. i'm working on my report. - and when did you write your essay? - i finished it two   days ago. 2. i say, tom, let's have dinner. – no, thank you, i've already had dinner. 3. what is the weather like? it it still raining? - no, it stopped raining. 4. please give me a pencil, i've lost mine. 5. i haven't been meeting peter since monday. 6. nina has just finished work. 7. where is sergei ? - he has gone home. he left the room a minute ago. 8. what are you reading now? - i'm reading «jane eyre» by charlotte bronte. 9. they read«ivanhoe» by walter scott a month ago. what about you? did you read «ivanhoe»? 10. my watch has stopped. there is something wrong with it. 11. have you seen jack today? - yes, i've   seen him at the institute. 12. did you hear the new symphony by m.? - yes, i did. - when did you hear it? - i   heard it last sunday.