Question

I don't think the book is useful, ________?

A. don't I
B. is it
C. doesn't it
D. isn't it

Answer 1

答案B
点拨：此题考查反意疑问句。含有宾语从句的复合句，当主句的谓语动词是think，guess，believe等时，其宾语从句否定式应前置，但是，反意疑问句应与从句相对应。