问题:
Was it through Mary _____ was working at a high school ____ you got to know Tom?
A.who; who
B.that; which
C.who; that
D.who; which
Was it through Mary _____ was working at a high school ____ you got to know Tom?
A.who; who | B.that; which | C.who; that | D.who; which |
参考答案: