KD's transcript merger

There is a table with 3 fields in it: Chinese, maths, English. There are 3 records in the language 70 points, math 80 points, English 58 points, please use a SQL statement to query the three records and the following conditions display (and write your ideas):
Greater than or equal to 80 means excellent, greater than or equal to 60 means pass, less than 60 points means fail.
Display format:
English for Chinese mathematics
Pass Excellent fail

Create Table tab (yw int,
SX int,
yy int);

Insert into tab values (70,80,58);

Select (case when tab.yw>=80 then ' excellent '
When tab.yw>=60 then ' pass '
Else ' fail ' end) as language
(case when tab.sx>=80 then ' excellent '
When tab.sx>=60 then ' pass '
Else ' fail ' end) as mathematics
(case when tab.yy>=80 then ' excellent '
When tab.yy>=60 then ' pass '
Else ' fail ' end) as English

From Tab;