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You have it ________(break)!

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Some of the ________(invent)are named after the scientists．

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So far, he ________(teach)English for over 30 years．

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Sorry．I ________(not know)he's your brother just now．

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My cousin is a ________(practice)boy．He always pays attention to details．

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How stubborn he is!You can't make him give up ________(easy)．

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Tom is an ________ man and you can find him in many school ________(act)．

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If you want to be a scientist, you must be ________(imagine)．

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Tom doesn't like going fishing．He is an ________(patient)boy．

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Liu Xiang is a ________(success)runner．