2．―Don't step on the grass next time.Mike． ― A．Is that so? B．Don't worry C．I don't know． D．Sorry.1 won't 【查看更多】

 

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--Don’t step on the grass next time, Mike．

-- ________．

A．Is that so?          B．Don’t worry．              C．I don’t know．           D．Sorry，I won’t．

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