题目内容
根据中文提示,用词组的适当形式填空,每空一词。
In the past century, many kinds of animais have ________ ________(灭绝).
答案:died,out
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题目内容
根据中文提示,用词组的适当形式填空,每空一词。
In the past century, many kinds of animais have ________ ________(灭绝).