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【单选题】
听力原文:M: Hi, Mary. Do you want to start writing a lab report after we finish this experiment? W: I can't. In fact I need to finish early because I'm going over to the psychology department to talk to Professor Smith about a job opening. M: You mean a job on campus? W: Yeah. And it sounds pretty interesting. It involves helping with her study on learning style. You know, about how some people learn best by sight, while others learn best by heating or touch. M: Yeah. I know that's her area of expertise. W: Right. Anyway for her study she's taking some high schools students who aren't doing very well in their classes and testing them to find out what their learning styles are. Then tutors, people like me, will work with them presenting material to them in their particular teaming style. M: Hey. That is interesting. Now will you mostly do the testing or the tutoring? W: Both I hope. I want to ha involved from start to finish. M: Are you getting paid for this? W: I'm sure we'll get something, though probably not much. Anyway it doesn't matter to me. I just want to have some handson experience. M: Yeah. And it'll be nice to help those high school students too. W: That's what I thought when I saw the ad. You know, you could do it too. You don't have to be in her classes to work on the study. M: Really? Do you have any idea what the schedule is like? W: Late afternoon, then evening for tutoring I think. After all, the kids are in regular classes until flume thirty. M: Actually that's perfect for me. W: Then come along. We will save the lab report for later. But we'd better make sure we do a good job on our experiment first. M: Yeah. First things first. (27)
A.
A class that the woman is taking.
B.
A job possibility.
C.
A chemistry assignment.
D.
A study that their chemistry professor did.
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举一反三
【单选题】有了目标,意志就更坚决;有计划,事情就能一步一步顺利进行。意志与目标、计划相结合,事业才能成功。这里强调了()。
A.
坚强意志的锻炼是-一个长期的过程
B.
锻炼意志要有明确的目标,有计划地锻炼
C.
只要有计划,坚强的意志就能磨炼出来
D.
意志可以通过一件事就能磨炼出来
【单选题】有了目标,意志就更坚决;有计划,事情就能一步一步顺利进行。意志与目标、计划相结合,事业才能成功。这里强调( )。
A.
坚强意志的锻炼是一个长期的过程
B.
锻炼意志要有明确的目标,有计划地锻炼
C.
只要有计划,坚强的意志就能磨炼出来
D.
意志可以通过一件事就能磨炼出来
【多选题】交互式电子白板的绘图功能中,可以进行()类图形的绘制。
A.
常规绘图,如画圆、方形等
B.
实验绘图与学科绘图
C.
生活绘图与军事绘图
D.
以上都不是
【多选题】下列说法中正确的有( )。
A.
绘制条形图的数据可以是百分数
B.
绘制条形图的数据可以是绝对数
C.
圆形图与分段条形图在反映内部结构的作用上是一样的
D.
圆形图比条形图使用起来更方便
【判断题】在绘制草图时,有时我们在已有图形中绘制草图往往直线或圆弧在绘制过程中会与其他几何图元产生一些不必要的约束,为了避免这些约束的产生,我们可以在图形外边进行草图绘制,等图形尺寸约束完成后,再将图形约束至需要的位置。
A.
正确
B.
错误
【简答题】旅游景区卫生管理措施有哪些?你能想出创新的一些想法吗?
【判断题】MasterCAM中绘制的图形可以与AutoCAD、UG等软件中绘制的图形互相转换。
A.
正确
B.
错误
【简答题】在实验操作考查中,如右图所示是小明同学在用温度计测水的温度时的操作图 A.是操作过程,B.是读数过程,C.是读取的温度值. (1)A图中操作的错误是 _________ ; (2)B图读数中的错误是 _________ ; (3)若操作正确无误,根据C图可知此时烧杯中水的实际温度是 _________ °C.
【多选题】在多边形工具、星形工具以及涡形工具的绘制过程中,配合快捷键的使用,可以方便图形的绘制与改变,下面的快捷键的使用哪些是有效的:()
A.
选择多边形工具后,直接用鼠标在页面上拖拉,在按住鼠标进行拖拉的过程中向上的箭头键可增加多边形的的边数,每按一次,可增加多边形的边数
B.
选中星形工具后在工作页面上拖拉来绘制星形,在按住鼠标进行拖拉的过程中按住键盘上的&;aelig;/Ctrl键保持星形的内部半径不变
C.
选择涡形工具后,直接用鼠标在页面上拖拉,在按住鼠标进行拖拉的过程中,按住键盘上的空格键,就可随鼠标拖拉移动涡形的位置
D.
选择多边形工具后,直接用鼠标在页面上拖拉,在拖拉旋转鼠标的过程中,可按住Shift键,此时,可移动多边形,多边形的移动方向为水平、垂直或者45‘的倍数
【简答题】(5分)某小组同学做“硫在氧气中燃烧”的实验时,老师建议在集气瓶底部放少量NaOH溶液吸收生成的SO 2 。这种做法引起了同学们的思考:SO 2 与NaOH是否发生反应。 【查阅资料】通常状况下,1体积水约能溶解40体积SO 2 。 【实验方案】同学们向充满SO 2 的软塑料瓶中迅速倒入一定量NaOH溶液,拧紧瓶盖,振荡,发现塑料瓶变瘪,他们认为SO 2 与NaOH发生了反应。 【反思与改进】甲同...
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