问题描述：
1、( )__________ beautiful coats they are!
A.What a B.What C.How D.How a
2、( )The boy asked us __________ about him.
A.not worry B.don't C.not to worry D.to not worry
3、—_________ has your mother worked in No.5 Middle School?
—For fifteen years.
A.When B.How often C.How long D.How far
A.What a B.What C.How D.How a
2、( )The boy asked us __________ about him.
A.not worry B.don't C.not to worry D.to not worry
3、—_________ has your mother worked in No.5 Middle School?
—For fifteen years.
A.When B.How often C.How long D.How far
问题解答：
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