1. house /haʊs/
2. mouse /maʊs/
3. shout /aʊt/
4. out /aʊt/
5. fountain /ˈfaʊntən/
6. mountain /ˈmaʊntən/
7. mouth /maʊθ/
8. show /ʃəʊ/
9. know /nəʊ/
10. photo /ˈfəʊtəʊ/
11. road /rəʊd/
12. loud /laʊd/
13. about /əˈbaʊt/
14. should /ˈʃʊd/
15. could /ˈkʊd/
16. blood /blʌd/
17. young /jʌŋ/
18. country /ˈkʌntri/
19. enough /ɪˈnʌf/
20. group /ˈɡruːp/
21. soup /suːp/
22. route /ruːt/
23. youth /juːθ/
24. flower /ˈflaʊə/
25. count /ˈkaʊnt/
26. down /daʊn/
27. know /ˈnəʊ/
28. row /rəʊ/
29. throw /θruː/
30. though /ðəʊ/
31. young /ˈjʌŋ/
32. country /ˈkʌntri/
33. enough /ɪˈnʌf/
34. group /ˈɡruːp/
35. soup /suːp/
36. route /ruːt/
37. youth /juːθ/
38. flower /ˈflaʊə/
39. count /ˈkaʊnt/
40. down /daʊn/
请注意，这些单词中的ou发音可能根据上下文的不同而有所变化。例如，在单词"show"和"know"中，ou发音为/əʊ/，而在"loud"和"about"中，ou发音为/aʊ/