—Mr Wang’s never been to Canada, has he?
— ______. He went there on business last week.

—Mr. Wang’s never been to Canada, has he?
—   . He went there on business last week.

—Mr. Wang’s never been to Canada, has he?

—   . He went there on business last week.

A．No, he hasn’t                         B．Yes, he has

C．No, he has                             D．Yes, he hasn’t

—Mr Wang’s never been to Canada, has he?

— ______. He went there on business last week.

--- Mr. Wang’s never been to Canada, has he?

---           . He went there on business last week.