---- It is the second time that I _________ to Shanghai.
----- What great changes! It’s ten years since I _______ there last time.
A.have been; went | B.had been; went | C.am; had been | D.come; had been |
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---- It is the second time that I _________ to Shanghai.
----- What great changes! It’s ten years since I _______ there last time.
A.have been; went | B.had been; went | C.am; had been | D.come; had been |