‍卡夫卡生前发表的作品中，包括3部短篇小说集，它们是《观察》《乡村医生》和《饥饿艺术家》。‌
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单项选择题夜间在航机动船应显示左.右舷灯，尾灯和前低.后高两盏桅灯。长度小于50米的机动船 A、不要求显示后桅灯，但可以这样做 B、不应显示后桅灯 C、也应显示后桅灯

单项选择题Before you go scuba diving, your diving instructor will teach you the basics of scuba diving, including ______. ( ) A. the use of scuba equipment and safety rules B. how to dive beyond your limits C. how to touch corals with your hands D. walking around by your scuba fins