短暂性动词与延续性动词的转换
1. borrow keep have kept
2. get to know know have known
3. catch a cold have a cold have had a cold
4. buy have have had
5. die be dead have been dead
6. open be open have been open
7. close be closed have been closed
8. get married be married have been married
9. fall ill be ill have been ill
10. fall asleep be asleep have been asleep
11. leave sp. Be away from sp. Have been away from sp.
12. return be back have been back
13. go to bed be in bed have been in bed
14. come to the island be on the island have been on the island
15. go to sp./come to sp. Be in sp. Have been in sp.
16. come here be here have been here
17. go there be there have been there
18. go out be out have been out
19. get up be up have been up
20. start/ begin be on have been on
21. finish/ end be over have been over
22. become be have been
23. join be a member of have been a member of
Be in have been in