At the centre of the islands, there are (28) _________ caverns, such as Thien Cung, Dau Go, Sung Sot, and Tam Cung.Đoạn văn28/40Read the following passage and circle the letter A, B, C or D to indicate the correct word At the centre of the islands, there are (28) _________ caverns, such as Thien Cung, Dau Go, Sung Sot, and Tam Cung. wondermentwonderfullywonderwonderfulGiải thíchD. wonderful