◎ 题干
In recent years________global warming is becoming________concern for people all over the world.
[     ]
A. the;  the  
B. /;  a  
C. /;  /
D. the;  /
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据魔方格专家分析,试题“In recent years________global warming is becoming________concern for people all over the world. [ ]A. the;theB. /;a C. /;/ D. the;/…”主要考查了你对  【不定冠词】【零冠词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。