257.A yule-log is large log og wood _____ people usually burn on Christmas Eve.A.which B.how C.what
问题描述：
257.A yule-log is large log og wood _____ people usually burn on Christmas Eve.
A.which B.how C.what
答
a
答
A which引导的定语从句
答
which 引导定语从句,burn后面缺宾语,which相当于宾语