These Nail Fungal Images Show The Shocking Truth Of Untreated Infections Today
"those / these" are determiners and are used before nouns to refer to a particular group of things / people, e.g. these people / those rules / those buildings. Update: 题主问的是What are those? 然后他.
Fungal Nail Infection-5 Questions to ASK - A Step Ahead Foot and Ankle Care
