Mr. Green _______ to Beijing two weeks ago. He ______ there many times.
A.has gone; has been | B.went; has been | C.has gone; went | D.went; went |
Mr. Green _______ to Beijing two weeks ago. He ______ there many times.
A.has gone; has been | B.went; has been | C.has gone; went | D.went; went |