◎ 题干
— Mrs.Smith,please teach me how to draw on the computer today.
—Oh,no. ____.You have to get familiar with the keyboard first.
A.It is never too old to learn
B.Think twice before you do
C.Learn to walk before you run
D.One today is worth two tomorrows
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Mrs.Smith,please teach me how to draw on the computer today.—Oh,no. ____.You have to get familiar with the keyboard first.A.It is never too old to learn…”主要考查了你对  【therebe句型】  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。