【单选题】【消耗次数：1】
36.It was not until 1920 _____regular radio broadcasts began.
①
while
②
which
③
that
④
since
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②
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③
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④
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判断线上的内容是否正确：Other guests at yesterday’s opening, which was broadcast ___live___ by the radio station， included Anne Melntosh and Mayor.
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②
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③
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随机题目
【判断题】
夫妻一方向人民法院起诉请求确认亲子关系不存在，并已提供必要证据予以证明，另一方没有相反证据又拒绝做亲子鉴定的，人民法院应当推定请求确认亲子关系不存在一方的主张成立。
①
正确
②
错误