Question

汉译英

1．警察正在加紧努力调查那件儿童失踪案。(step up/look into)

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2．在令人信服的证据发现前，所有的可能性都不能排除。(not…until)

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Answer 1

答案：
解析：

1．The police are stepping up their efforts to look into the case of the missing boy． 　　2．All possibilities can’t be ruled out until the convincing evidence is found．