患者女，28岁，5天前因左上第二磨牙食甜物痛，曾直接做银汞充填。充填后觉冷热刺痛，并

Active listening is an essential skill in learning．It is when you listen carefully to make sure you understand and learn the information that is being conveyed．    小题1:  Here are some things which can help you to listen actively．

◆Listen for the main point and major subpoints．  小题2:   Listen carefully and make sure you understand what the purpose of this lecture is． As you take down notes,

keep the main point in mind and make sure you understand how these notes are related．

◆Listen for an organizational structure． Listen carefully to figure out how the ideas are organized and they will make more sense．

◆Pay attention to organizational cues．    小题3:    Pay close attention to the introduction, as it will probably indicate how you should organize your notes． If the lecture begins with, “Today I’m going to talk about three ethnic conflicts in the Middle East,” then you have a good idea of what’s going to follow． Listen for “signpost” words to indicate a transition for one point to the next, such as “next” and “finally” and numerical signposts like “first” or “third”．

◆Listen with your eyes． 小题4:    Watch the teacher and be aware of how he or she uses hand gestures, eye contact and other body language to convey points．

◆Remove distractions．

Put away the campus newspaper, your cell phone and anything else that might be more interesting than the lecturer．

Learning to concentrate and listen actively is an endurance skill．  小题5:   

A．Speakers communicate information through nonverbal communication．

B．Unfortunately, many students don’t know how to listen actively when they attend classes．

C．If your teacher indicates that something is important, mark it．

D．Make yourself do it, and it will get easier over time．E．Listen carefully for words and phrases that reflect the organizational structure of the lecture．

F．Your teachers’ notes are probably organized into some kind of outline．

G．Don’t just write everything down．

右图是某小组同学为研究滑动摩擦因数所设计的实验装置。其中A为一质量为M的长直木板，B为木板上放置的质量为m的木块，Q为木块右端连接的一弹簧测力计。实验时用力将A从B的下方抽出，通过Q的读数即可测出动摩擦因数。若实验条件较为理想，则（   ）

A．只有将木板A匀速抽出才能从Q上读取稳定读数

B．将木板A加速、减速或匀速抽出均能从Q上读取稳定读数

C．通过该方法可测得A与B之间的动摩擦因数

D．通过该方法可测得A与地面之间的动摩擦因数

张某与王某签订了一份借款合同，张某借给王某50万元。为保证王某履约，李某为王某提供保证，但保证合同未约定保证担保的范围和保证的方式。为保险起见，张某还要求王某提供抵押，双方订立了抵押合同，约定以王某所有的房屋和汽车为抵押财产，并都办理了抵押登记。张某按合同提供借款后，将该债权转让给吴某，此转让未经保证人李某同意。其后王某将其债务全部转移给赵某承担，此转移经过吴某的同意，但未经保证人李某的同意。因赵某未能清偿到期债务，引起纠纷。

关于张某将其债权转让给吴某的说法中，正确的有( )。

A．债权转让自通知到达王某时对王某发生效力

B．债权转让自王某同意时对王某发生效力

C．债权转让未经李某书面同意，李某不再承担保证责任

D．债权转让后，李某仍在原保证责任范围内承担保证责任

已经投入生产的矿山企业，不具备安全生产条件而强行开采的，由安全生产监督管理部门()。

A．责令限期改进

B．责令停产整顿

C．吊销采矿许可证

D．吊销营业执照

下列哪一机关可以设立临时庇护场所，为家庭暴力受害人提供临时生活帮助？（）

A.国务院

B.设区的市人民政府

C.乡级人民政府

D.省级的人民政府