Mary has recently got engaged ________ a foreign teacher, who has been engaged ________ education research for years.
A.with; in | B.to; in | C.in; to | D.in; for |
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Mary has recently got engaged ________ a foreign teacher, who has been engaged ________ education research for years.
A.with; in | B.to; in | C.in; to | D.in; for |