Hao much is this sweater?

问题描述:

Hao much is this sweater?
(1) this sweater cost?
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(2) of this sweater?
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Let's walk
Let's
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Each of us has a book.
We a book.
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1.
1) (How much does) this sweater cost?
2) (What is the price) of this sweater?
2.Let's take a walk/have a walk.(将walk 作为名词,就这两个固定词组)
3.We (each have) a book.=we both have one book