課程表st
① 各國小學課表對比:教育的差距到底在哪
1美國小學生
一切都是科學:美國基礎教育中的科學課理念
在紐約市一所小學的校長Frederick C. Wright和科學課教師Lori Berkowitz和Chris Tang向記者提供的美國五年級課表中,美國小學階段的科學素養培育佔了相當大的比例。
美國小學五年級具體課表(Class Schele)
我們可以看到,美國孩子學習的科目有MATH(數學)、ELA(英語)、S. S.(社會科學)、Sci(科學)、Com(計算機)、Art(藝術)。
和國內相比,美國S.S(社會科學)和Sci(科學)占的比例要大得多,一周35節課里,竟然有6節社會科學和科學課,和國內一周一節的社會課和科學課比起來,確實是有誠意多了。
知名的兒童教育專家,畢業於斯坦福大學的陳丁鴻女士也曾曬出過一張自家兒子在美國學校的課程表,從周一到周六,每天都會有Science(科學)和Social Studies(社會科學)的內容,和數學、英語的比例甚至不相上下。
美國具備科學素養的孩子的佔比是40%,中國只有6%,在美國,男孩女孩的夢想已經不再是成為王子公主,而是成為科學家、程序員和藝術家,去改變世界。
2英國小學生
再來看看英國小學生的課表。
下面這張課程表由一位英國的小學老師分享。英國小學一共開設英語、數學、科學三門主科(國家考試科目)和藝術、歷史、地理、計算機等輔課。
英國的小學更看重孩子的綜合能力,他們希望孩子在和別人交流時能落落大方,歷史、地理讓孩子胸中有干貨有談資,而數學、計算機和科學則幫助孩子鍛煉起邏輯思維和思辨能力,在表達自己的觀點時做到井井有條。
在英國著名的St John's School的官網上,也有這所學校的孩子們的課程表,它分為A周和B周,交替使用課表。
我們可以看到,歷史、地理、科學、技術等科目幾乎占據了孩子們課程的半壁江山,這一點和上面所提的培養孩子綜合能力的理念也不謀而合。
② 下面是sql資料庫作業的一部分,裡面有些不知道是啥意思,求好心人翻成中文 Student(Student_id,st...
學生表(學號,姓名,性別,出生日期,班級,電話,入學時間,地址)
課程表(課程號,課程名,課程類型,學分,課程簡介)
成績表(學號,課程號,成績)
③ sql sever 2008r2查詢各系各科成績最高分的學生的學號,姓名,系名,課程名稱,成績
select
a.sno學號,a.sname姓名,a.sdept系名,c.cname課程名稱版,b.maxgrade成績權
from
studenta
innerjoin(selectcno,max(sno)sno,max(grade)maxgradefromscgroupbycno)bona.sno=b.sno
innerjoincourseconb.con=c.cno
④ 怎樣從下面這張EXCEL表中提取單個老師的周課程表
點擊上方工具欄的「數據」,再點「篩選」,自動或高級篩選隨你自己的需要了。
⑤ 2.查詢選課表中成績有不及格的學生學號和專業班級,正確的SQL語句是( )。
(B)SELECT ST.學號,專業班級 FROM ST,XK WHERE ST.學號=XK.學號AND成績<=60 正確
首先資料庫沒有≤用法
另外,學號同時屬於版ST和XK表,所以要加前綴,也就是權ST.學號,否則資料庫會混亂,找不到欄位了
另外,=60應該是及格吧?
⑥ 用excel匯總教師任課表
萬能的vba可以完成。舉例說明:
例如有表格如圖:
⑦ SQL語句的一道題 三個基本表:學生表(Student)、課程表(Course)、學生選課表(SC)
1. select * from SC
2. select Sname,Sage from Student where Sdept = '計算機'
3. select Sno,Cno,Grade from SC where Grade >= 70 and Grade <= 80
4. select Sname,Sage from Student where Sage between 18 and 20 and Ssex = '男'
5. select top 1 Grade from SC where Cno = 'C01'
6. select max(Sage),min(Sage) from Student
7. select Sdept,sum(Sno) from Student group by Sdept
8. select course.Cname,sum(sc.Sno),max(Grade) from SC
join studet on Student.Sno = SC.Sno
join Course on Course.Cno = SC.Cno
group by course.cname,max(grade)
9. select sum(Cno),avg(Grade) from SC
join Course on Course.Cno = SC.Cno
join Student on Student.Sno= SC.Sno
order by SC.Sno
10. select Stuent.Sno,Stuent.Sname,sum(Grade) A from SC
join Student on Student.Sno = SC.Sno
group by sc.Sno,student.Sname
having A > 200
11. select Student.Sname,Student.Sdept from Student
join Course on Course.Cno = SC.Cno
join SC on SC.Sno = Student.Sno
where SC.Cno = 'C02'
12. select Student.sname,course.cno,sc.grade from sc
join student on student.sno = sc.sno
join course on course.cno = sc.cno
where sc.grade >= 80
order by sc.grade desc
13. select cno,cname from
(
select course.cno,course.cname,sun(sno) from student
join course on course.cno = sc.cno
join sc on sc.sno = student.sno
group by cno,cname
having sun(sno) > 0
)
14. ① select student.sname,student.sdept from
(
select student.sname,student.sdept,course.cname from student
join sc on sc.sno = student.sno
join course on course.cno = sc.cno
where course.cname = 'C01'
)
② select student.sno,student.sname from
(
select student.sno,student.sname,student.sdept,sc.grade from sc
join student on student.sno = sc,sno
where student.sdept = '信息' and sc.grade >= 80
)
③ select top 1 student.sname from
(
select student.sname,student.sdept,sum(sc.grade) from sc
join student on student.sno = sc.sno
where student.sdept = '計算機'
group by student.sname,student.sdept
order by
)
15. delete from sc where grade < 50
16. update sc set grade += 5 from sc
join course on course.cno = sc.cn
join student on student.sno = sc.sno
where student.sno =
(
select student.sno from sc
join course on course.cno = sc.cno
where course.cname = 'c01'
)
17. update sc set grade += 10 from sc
join student on student.sno = sc.sno
where student.sno =
(
select student.sno from student
join sc on sc.sno = student.sno
join course on course.cno = sc.cno
where student.sdept = '計算機' and course.cname = '計算機文化基礎'
)
18. create view [A] as
select student.sno,student.sname,student.sdept,course.cno,course.cname,sc.grade from sc
join student on student.sno = sc.sno
join course on course.cno = sc.cno
19. create view [A] as
select student.sno,avg(sc.grade) from sc
join student on student.sno = sc.sno
group by student.sno
20. create view [A] as
select student.sno,sum(sc.grade) from sc
join student on student.sno = sc.sno
group by student.sno
21. create index A on student(sname)
22. 不會
⑧ 初中英語語法及課程安排
推薦你到這個鏈接去下載專:屬
http://wenku..com/view/aaec6b37b90d6c85ed3ac606.html?st=1
⑨ 設在學生資料庫中有三張表,表結構如下所示: Student(學生表): Student表的主鍵:sno(學號) Course(課程
(1) create table S_C
(sno char(10) not null
,cno char(8) not null
,score int null
,constraint PK_SC primary key (sno,cno)
)
(2)insert into Student (sno,sname,ssex)
values('1010','李小麗','女')
(3)create index IND_CName on Course (cname)
(4)update student set sage=23 where sno='1005'
(5)delete from course where cname='管理信息系統'
(6)select cno,cname,ctime
from course
where teacher='李元'
order by cno ASC
(7)select sno,sum(score) as score
from S_C
group by sno
(8)create view V_Student
as
select *
from student
where ssex='男' and sage>=18 and sage<=24
(9)select sno,sname
from student
where sno in (select sno from S_C where cno='001')
(10)select A.sno,A.sname
from student A
left join S_C B on A.sno=B.sno
left join Course C on B.cno=C.cno
where C.cname='關系資料庫'
(11)select sno,sname from
(select A.sno,A.sname,count(1) as count_
from student A
left join S_C B on A.sno=B.sno
group by A.sno,A.sname) A
where count_>3
(12)select C.sname
from
(select * from S_C where cno='002') A
inner join
(select * from S_C where cno='004' on) B on A.sno=B.sno
left join student C on A.sno=C.sno
⑩ 學生表、成績表、課程表作為數據基礎表,寫出如下SQL語句,謝謝
查詢所有學生的成績信息(無成績的學生也需顯示)
SELECT ST.SNO, ST.SNAME, AVG(GRD.GRADE) AS AVG_GRADE FROM STUDENT ST LEFT JOIN GRADE GRD
ON (ST.SNO = GRD.SNO) GROUP BY ST.SNO, ST.NAME
查詢8002課程的平均分、最高分以及課程名稱,且平均分保留2位小數
SELECT C.CNAME, ROUND(AVG(GRD.GRADE),2) AS AVERAGE_GRADE, ROUND(MAX(GRD.GRADE),2) AS MAX_GRADE FROM COURSE C INNER JOIN GRADE GRD ON (C.CNO = GRD.CNO)
WHERE C.CNO = 8002