---How do you like Beijing, Mr Black?

---Oh, I ______ such a beautiful city.

1. A.
   don't visit
2. B.
   didn't visit
3. C.
   haven't visited
4. D.
   hadn't visited

?How do you like Beijing, Mr Black?

?Oh, I ________ such a beautiful city.

A. don't visit

B. didn't visit

C. haven't visited

D. hadn't visited

　　－How do you like Beijing, Mr Black?

　　－Oh, I ________ such a beautiful city.

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