15. Sam was thrilled to be ______ such a beautiful and
interesting lady.
(A) introduced
(B) introduced at
(C) introduced with
(D) introduced to
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統計: A(71), B(23), C(194), D(587), E(0) #1794720
統計: A(71), B(23), C(194), D(587), E(0) #1794720