Помогите пожалуйста с заданием Номер 3 и 4.Даю 27баллов

Спаибо

3) 1.huge,enormous2.''middle cave''3.natural4.poor5.bare4) 1.Zhongdong is the village which mean ''middle cave'' in Chinese2. They don't want to move because they are happy to live in their caves3.the heating comes from wood fires