单选题合理情绪疗法认为心理治疗的重点是__________。
单选题清初“四僧”中，旨在表现“搜尽奇峰打草稿”的画家是______。
单选题单一的人工林比天然混合林的稳定性低，容易遭受害虫危害，这体现了生态工程的什么原理?______
单选题排球竞赛规则规定，如某队被召唤之后拒绝比赛，则宣布该队为弃权，对方以每局25：0的比分和( )的比分获胜。
单选题校园文化的核心是（ ）。（吉林省）
单选题从运动生理学氧的代谢程度来看，健康有效的运动项目可分三大类，即______。
单选题“学不躐等”讲的是教学要重视______。
A.启发性原则
B.直观性原则
C.循序渐进原则
D.因材施教原则
单选题“我的地盘我做主”，这是博客的精神。但是博客自由的背后，是公共责任与法律底线。这说明( )A．国家依法保护公民的自由权利B．法律是对权利的限制和约束C．公民必须在法律的轨道上行使权利D．我国公民的权利是不真实的
单选题用户的计算机通过Internet成为远程计算机终端的过程称为______。 A．文件传递 B．文件浏览 C．远程登录 D．新闻公告
单选题教育工作的中心环节是______。
单选题
Recently, I flew to Las Vegas to
attend a meeting. As we were about to arrive, the pilot announced with apology
that there would be a slight{{U}} (16) {{/U}}before setting down. High
desert winds had{{U}} (17) {{/U}}the airport to close all but one
runway. He said that we would be{{U}} (18) {{/U}}the city for a few
minutes waiting to{{U}} (19) {{/U}}. We were also told to remain in our
seats meanwhile with our seat belts fastened{{U}} (20) {{/U}}there might
be a few bumps(颠簸). Well, that few minutes turned into about four-five minutes,
including a ride that would make a roller coaster(过山车){{U}} (21)
{{/U}}by comparison. The movement was so fierce that several passengers
felt{{U}} (22) {{/U}} and had to use airsickness bags. As you might
guess, that' s not a good thing to have happen in a(n){{U}} (23) {{/U}}
space because it only{{U}} (24) {{/U}} to increase the discomfort of the
situation. About twenty minutes into the adventure, the
entire airplane became very{{U}} (25) {{/U}}There was now a sense of
anxiety and fear that could be{{U}} (26) {{/U}}noticed. Every passenger
simply held on for dear life …except one. A{{U}} (27) {{/U}}was having a
good time！ With each bump of the{{U}} (28) {{/U}}, he would let out a
giggle (咯咯地笑)of delight. As I observed this, I{{U}} (29) {{/U}}that he
didn't know he was supposed to be afraid and worried about his{{U}} (30)
{{/U}}. He neither thought about the past nor about the future. Those are
what we gown--ups have learned from{{U}} (31) {{/U}}. He was{{U}}
(32) {{/U}}the ride because he had not yet been taught to fear it.
Having understood this, I took a deep breath and {{U}}(33) {{/U}}back
into my seat, pretending I was{{U}} (34) {{/U}}on a roller coaster. I
smiled for the rest of the flight. I even{{U}} (35) {{/U}}to giggle once
or twice, much to the chagrin(随恼) of the man sitting next to me holding the
airsickness bag.
单选题在钟老师的课堂上，学生都显得较为紧张、拘谨，对钟老师较为惧怕，不主动回答问题，只有老师提问了才勉强作答，反应也较为迟钝，部分学生心不在焉，课堂节奏不紧凑，纪律松散。这是一种______的课堂氛围。
单选题It seems that living green is ______ easy and affordable. A small step masks a big difference.
单选题最早提出教育要适应儿童的年龄阶段、进行和谐发展的教育思想家是______。
A.柏拉图
B.昆体良
C.皮亚杰
D.亚里士多德
单选题科学发展观提出的根本依据是______。
单选题中国共产党建立的最早的革命儿童组织是______。
单选题在区间(0，+∞)上严格单调增加的函数是______。A．y=x3B．y=tanxC．y=sinxD．
单选题如图所示，一个小物体，置于一光滑的水平桌面上，一绳一端连结此物体，另一端穿过桌面中心的孔，物体原以角速度ω在距孔为R的圆周上转动。今将绳从小孔缓慢往下拉，则物体______。A.动能不变，动量改变B.动量不变，动能改变C.角动量不变，动量不变D.角动量不变，动量、动能都改变
单选题在我国，城市的土地属于______。
单选题新生入学后，为了加深家长对学校、班级、教师及自己孩子的了解，明确学校对孩子的各项要求，更好配合学校教育，班主任李老师从介绍学校、班级状况、任课教师和自己的教育设想等方面召开家长会。你认为应该选取哪种类型的家长会?( )