19. at all根本；竟然

18. for the first time第一次

17. drop sb. a line给某人写短信

16. the majority of大多数

15. make yourself at home别拘束

14. make(a)fire生火

13. come about发生

12. except for除……之外

11. end up with以……结束

10. have difficulty (in) doing做……有困难