三个英语句子怎么写1,首字母填空：The little girl is too young.She can not d_

三个英语句子怎么写
1,首字母填空：The little girl is too young.She can not d______ herself.
2,同义句转换,每空一次：A computer is more useful than a TV
A TV is ________useful _______ a computer.
3,同义句转换,每空一次:There are 1.3 billion people in china.
China ______ ______ ______of 1.3 billion people