How come some pinyin in words don't have tone marks?

e.g. 葫蘆 húlu, 狐狸精 húlijīng, 為什麼 wèishénme, 蛤蟆 háma

submitted by /u/Jexlan
[link] [comments]

from r/ChineseLanguage: a community for people who are studying, teaching, or interested in Chinese! https://ift.tt/2JUdbCS

--------
More tips about learning Chinese
http://hellolearnchinese.com