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下面是一些网友发表的帖子。请认真阅读,完成下面的信息表。请将答案填写在答卷相应的位置上。 Recent years , with the development of the computer and the Internet, many students often use computers to surf the Internet . Should students be allowed to surf the Internet? Here are some people’s opinions . Tracy I study in a junior high school . I think students shouldn’t be allowed to surf the Internet . Surfing the Internet wastes a lot of time , so the students spend less time doing their homework . Also many students lose themselves in playing the computer games . In their minds , games are everything and they keep on playing the games for hours . That’s too bad for their study and their health . Jimmy I don’t agree with Tracy . In my opinion , surfing the Internet can help us a lot . For example , I often get help from the Internet . I’m weak in learning English . When I have trouble in learning English, I can get on line to ask for help . Always I can get the answers soon . In this way , I have made great progress .Thanks to the Internet . Jeff Yes , I have the same opinion as Jimmy . My son , Bob studies very hard . After hours of working hard , he usually feels tired . If he goes on with his study , he will feel stressed out . So I often ask him to surf the Internet to listen to some light music . It can help him relax and he will study better later on . What’s your opinion ? Do you agree with them ? Welcome to share your ideas with us ? Information Card How many opinions can we see in the form ? 小题1: Where does Tracy study ? 小题2: What do many students lose themselves in ? 小题3: What is Jimmy weak in ? 小题4: What does Bob often do on the Internet ? 小题5:
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【简答题】对某校九 年级随机抽取若干名学生进行体能测试,成绩按A、B、C、D四个等级进行了评定.现将抽取学生的成绩评定结果进行分析,并绘制扇形统计图和条形统计图如下: 根据上述信息完成下列问题: (1)这次抽取的样本的容量为 ;图①中“D级”对应的扇形圆心角度数为 ° (2)请在图②中把条形统计图补充完整; (3)已知该校九年级共有学生750名,请你估计体能达到A级和B级的共约有多少人.
【单选题】如图所示边沿JK触发器,CP下降沿,J=0,K=0时触发器的功能为()
A.
置1
B.
置0
C.
保持
D.
翻转
【简答题】把学生的成绩评为优良中差,属于学业成绩评定中的___________。
【简答题】了解学生的学习情况,为进行学生成绩评定收集资料的一种方法,是 。
【单选题】怎样对学生进行运动技能成绩的评定,有什么方法?
A.
定量评定
B.
定性评定
C.
定性与定量相结合
D.
因人而异
【多选题】下列关于学生成绩评定方法的陈述,正确的是()
A.
考查可采用试卷的形式进行
B.
问卷法不能了解学生的态度意向
C.
考试是当前应用最广泛的成绩测量法
D.
观察法和访谈法皆适合于了解学生的价值观
E.
口试法能考察学生的个人特征
【单选题】如图所示边沿JK触发器,触发器翻转功能对应的输入组合为()
A.
CP下降沿,J=1,K=0
B.
CP下降沿,J=0,K=1
C.
CP下降沿,J=0,K=0
D.
CP下降沿,J=1,K=1
【单选题】如图所示边沿JK触发器, D=0, D=1,CP=0,J=0,K=0时,触发器的状态为()
A.
保持
B.
翻转
C.
Q=1, =0
D.
Q=0, =1
【单选题】如图所示边沿JK触发器,触发器置1功能对应的输入组合为()
A.
CP下降沿,J=1,K=0
B.
CP下降沿,J=0,K=1
C.
CP下降沿,J=0,K=0
D.
CP下降沿,J=1,K=1
【单选题】如图所示边沿JK触发器, D=1, D=0,CP=0,J=0,K=0时,触发器的状态为()
A.
保持
B.
翻转
C.
Q=0, =1
D.
Q=1, =0
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