He’s gone to the library ,_______ he ?

He hardly has any close friends to talk to, _________ he ?

He’s read this book before，       ?
A. hasn’t he       B. doesn’t he      C. isn’t.

---Few young people in China know about Lady Gaga, _______?
---_______, she is quite famous here in China.

Behind the department store there used to ______ much waste, _______?

He could hardly write his name at the age of 5, ________________?

Few of them hurt themselves in the accident , ______?

People who eat a balanced diet should be healthier than those who only eat biscuits and hamburgers,              ______?

---Li hasn’t passed the driving test, has he?        ---     , though he tried his best.                           

Betty's never seen a three-D movies,               ?