题目

When will the test begin today? It's 10 a.m., but sorry everyone.<br />We have to delay the examination by a half hour.<br />Does that mean we can use this time to study?<br />Sure.<br />Review your notes if you need to. A . At 9:30 a. m. B . At10:00a. m. C . At 10:30 a. m. 答案：C

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