问题
Haven’t seen you for ages! Where haveyou been— I have seldom had any chance to comeback to the hometown ____ I was sent to Beijing ____ the project.
A:as; in the charge of
B:since; in charge of
C:as; in charge of
D:since; in the charge of
B:since; in charge of
C:as; in charge of
D:since; in the charge of
正确答案是：
