Jeju. Jeju Island is the largest island in South Korea, with an area of 1846 square km. It is also one of the nine provinces of the country, and the smallest of all of them. It was formed as a result of a volcanic eruption. Jeju is the capital of Jeju Island, and Halla Mountain is the key landmark of this (1) ________. It is also the tallest (2) ________ in South Korea, with a height of 6,400 feet. This island has a temperate climate and it rarely falls below freezing, not even in winter. So this is favorable (3) ________ for tourists to come to the island. It is home to variety of animal species including almost 950 (4) ________ of insects. Jeju Island is one of the new seven natural wonders of the world, and it has the finest lava tube system of caves in the (5) ________. The peak of the Halla Mountain looks like a giant crater, and is actually a dormant volcano, which means it has been inactive for years. There is a lake inside the (6) ________ on the mountain, which is called Baengnok-dam.

По смыслу текста: Halla Mountain — достопримечательность острова; это самая высокая гора, климат благоприятен для туристов, а озеро находится внутри кратера.

(1) island; (2) mountain; (3) weather; (4) species; (5) world; (6) crater.

В пункте (3) подходит weather: выражение «favorable weather for tourists to come» означает «благоприятная погода для приезда туристов». Инструкция к этому фрагменту на фото не видна, поэтому формат заполнения определён по контексту.