Chile has now been growing at an average 【annual】 rate of 4.5 pe

Chile has now been growing at an average 【annual】 rate of 4.5 percentage points for the past six years.
A、quarterly
B、weekly
C、monthly
D、yearly
【正确答案】：D
【题目解析】：anual意为“每年的”；quarterly一季一次地；weekly每周地；monthly每月地；yearly每年地；故选D。