很多网站都提供免费的可打印出来的优惠券，你可以带着这些优惠券去杂货店。

Many websites offer free printable coupons you can take with you to the grocery store.

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使用优惠券，并且在可以让你的优惠券翻值的地方购物。

Use coupons and try to shop places that double your coupon!

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这张百元券请兑换给我五张十元券和十张五元券。

Please give me five tens and ten fives for this hundred.

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你们接受外汇券兑换券吗？

Do you accept foreign exchange certificate?

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凭此券你可以得到两张参观博物馆的免费入场券。

The ticket entitles you to two free admissions to the museum.

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招待券，赠送券：免费的东西如戏票、书籍。

Comp: Something, such as a theater ticket or a book, given free of charge.

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对不起，没有此优惠券，或优惠券已经过期！

Sorry, no this coupon or it has expired!

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对不起，没有此优惠券，或优惠券已经过期！

Sorry, no this coupon or it has expired!

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