How These Tours Costa Rica Help Support Local Wildlife Conservation

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How These Tours Costa Rica Help Support Local Wildlife Conservation

"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.

Costa Rica Wildlife - The Best of Nature - Eco Tours Costa Rica

Costa Rica Itinerary: Wildlife Tours, Hiking & Adopting a Cat (like ...