Was it Mary,___played the piano very well,___helped the old man cross the street?
问题描述：
Was it Mary,___played the piano very well,___helped the old man cross the street?
A.who;which
B.which;that
C.who;that
D.that;who
答
c
这是一个疑问句里的强调句型,前面是个who引导的从句,后面则是
Was it ...that的形式的强调句型,记住这种结构,以后就不怕这类题了,祝你英语考好!