Jack is a famous writer. ＿＿＿new book is very popular.A. My B. Your C. HerD. His

问题补充：

Jack is a famous writer. ＿＿＿new book is very popular.

A. My

B. Your

C. Her

D. His

答案：

A. My

B. Your

C. Her

(答案→)D. His

解析：形容词性物主代词的用法。句意：杰克是一位著名的作家，他的新书很受欢迎。new book前面应该放形容词性物主代词修饰，又主语为男性，故答案为D。