His sister has recently got engaged ____
题型：选择题
问题：
His sister has recently got engaged ____ a foreign teacher, who has engaged ____ education research for years.
A．with; in
B．to; in
C．with; on
D．in; for
His sister has recently got engaged ____ a foreign teacher, who has engaged ____ education research for years.
A．with; in
B．to; in
C．with; on
D．in; for