1.兴趣（不可数）HehasaparticularinterestinItalianart.
2.引起注意的（不可数）placesofinterest：Thecityhasamultitudeofmuseumsandplacesofinterest.
3.爱好（可数）Tellusaboutyourinterestsandhobbies.
4.利息（不可数）Youwillrepaythemoneywithinterest,asagreedinthecontract.
5.利益（可数）Allhecaresaboutisprotectinghisowninterests.
