19. All the men were under 　　　　　　　　(压力), working day and night.

18. You must tell me 　　　　　　　(确切)what you would like to do.

17. You can get an experienced doctor to 　　　　　　　　(做手术) on you.

16.　 　　　　　　　　(集中注意力) on his work, he didn^,t see me.

15. He was considered to have let out the 　　　　　　　(秘密).

14. The tie is a good 　　　　　　　　(搭配) for your suit.

13. It took me a whole week to r　　　　　　 .

12. You can hardly r　　　　　　 me in the photo.

11. I don^,t want to take the r　　　　　　 of losing my best friend.

10. His statement left me completely at a l　　　　　　 .