After they _______ stars in their own country, the Beatles _______ the United States.
A.had become; toured | B.have become; toured |
C.became; toured | D.became; had toured |
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After they _______ stars in their own country, the Beatles _______ the United States.
A.had become; toured | B.have become; toured |
C.became; toured | D.became; had toured |