根据首字母用正确的单词形式填空!

根据首字母用正确的单词形式填空!
1.The t_______ of his novel is love and peace.
2.It's reported that they have d_______ a new oil field.
3.The t_______ in Southeast China is below zero in winter.
4.Hainan I________is the second largest one in China.
在此给你们鞠躬了!o(∩_∩)o