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{{B}}Ready for Anything{{/B}} Justin was always prepared. His motto was "Never throw anything out, you never know when it might come in handy." His bedroom was so full of flat bicycle tires, bent tennis rackets, deflated basketballs, and games with missing pieces that you could barely get in the door. His parents pleaded with him to clean oat his room. "What use is a fish tank with a hole in the bottom " his father asked. But Justin simply smiled and repeated his motto, "Never throw anything out, you never know when it might come in handy." When Justin was away from home, he always carried his blue backpack. He liked to think of it as a smaller version of his bedroom--a place to store many objects that he collected. It was so worn and stretched that i A. He offers them advice. B. He loans them his backpack. C. He listens to their problems. D. He uses the objects in his backpack. [单选题]同步振荡和异步振荡的主要区别是（ ）。
A.同步振荡时系统频率能保持相同 B.异步振荡时系统频率能保持相同 C.同步振荡时系统电气量波动 D.异步振荡时系统电气量波动 [多选题]某公安局为解决警力不足问题,经上级公务员主管部门批准,拟向社会公开聘任一批人员,以下岗位人 员不可以聘任的是( )。
A.公安局计算机维护人员 B.公安派出所办案的人员 C.公安局财务人员 D.查处交通违章的人员 [单项选择]Most of Shaw's play is concerned with political, economic, moral, or religious problems and thus is termed as______.
A. comedy of manners B. tragicomedy C. problem play D. historical play [简答题]阅读给定资料，简要概述目前我国慈善事业所存在的主要问题。
要求：简明扼要，条理清晰，不超过300字。 [单项选择]最早用宪法规定国籍问题的国家是（）。
A. 中国 B. 美国 C. 英国 D. 法国 [判断题]在计算机账务系统中，由于计算机记账，总账余额、发生额与下属的明细账余额、发生额不会像手工因计算错误而发生不一致的现象。
[单选题]临时生活设施尽可能搭建在距离修建的建筑物( )m以外的地方。
A.20 B.25 C.30 D.35 [判断题]下道避车时，作业人员、机具按规定下道至安全地点，严禁在邻线、两线间、道心内、道床边坡上放置料机具。（ ）
A.正确 B.错误 我来回答: 提交
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