She has taught in the school since 20 years ago． She has taught in th-考呗网题库移动版

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简答题She has taught in the school since 20 years ago．
She has taught in the school __________20 years．

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解析:for

简答题情景：你要去美国，想请你的朋友Jack帮你找一处住所。
任务：
请你用英语给他写一个50个词左右的电子邮件。内容包括：
●去美国的目的；
●何时到达美国；
●在美国呆多久；
●对住所的要求。
电子邮件写在答题卡上该题的序号后。请用下面格式。