题目内容：
In __ century, computers will be used more widely.
A．
twenty-one B． the twenty-one
C． twenty-first
D． the twenty-first
参考答案：
答案解析：
单选题：In __ century, computers will be used more widely.
- 题目分类：英语
- 题目类型：单选题
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B． the twenty-one
C． twenty-first
D． the twenty-first