航天员乘坐“神舟七号”载人飞船飞向太空时，必须携带的维持生命的物质是[]A．食物、氧气和水B．食物、氧气和香烟C．食物、饮料和啤酒D．食物、水和保温衣服-七年级生物

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• 下列对于生物圈的叙述，正确的是[]A．阳光、土壤、空气是生物生存必需的条件B．光线不易穿透深层海洋，使得生物在海洋深处绝迹C．地球上凡有生物生存之处即属于生物圈D．生物圈范-七年级生物
• —What kind of sports _____ Maria like?—She _____ baseball.[ ]A. do；like B. does; likes C. does; like
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• 科学家在实验中发现：很多植物的花都是白天开放，夜晚闭合；如果将光线遮挡起来并降低温度，即使在白天，花也会闭合，这个实验表明：影响植物开花的非生物因素是[]A．温度B．光线-七年级生物
• 根据以下材料填空：材料1：松树、柳树需要较强的光照，冷杉需要较弱的光照。材料2：灯光诱杀昆虫。材料3：鸡能在短期内忍受-40℃的低温约3小时。材料4：水稻生产1克干物质，需消耗-八年级生物
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• _________ he have any apples ?[ ]A. DoB. Does C. Is-七年级英语
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