单项选择题
There is an extensive（） glacier system, endless forests, and innumerable lakes throughout this highland area.
A.expansive B.broad C.deep D.intense
单项选择题 The employee had to break off（） the conversation in order to wait on his manger.
单项选择题 I tell my mother about my trials at work and brag（） about the kids.
单项选择题 Inmostcountries，thecrimeofmurdercarries harsh（）penalties.
