I'm having a problem with the phrase "subject cold". Please read the text in these four links:
http://66.102.7.104/search?q=cache:...Apr01/0995.html+"know+his+subject+cold"&hl=vi
http://66.102.7.104/search?q=cache:...Feb00/0137.html+"know+his+subject+cold"&hl=vi
http://66.102.7.104/search?q=cache:...says/irvine.txt+"know+his+subject+cold"&hl=vi
http://64.233.187.104/search?q=cach...html?t=printable+"know+my+subject+cold"&hl=vi
As you can see, "subject cold" relates to "professor", "teacher", "lecturer", "speech", etc. So... can anyone show me its meaning? :| Thanks a lot!
http://66.102.7.104/search?q=cache:...Apr01/0995.html+"know+his+subject+cold"&hl=vi
http://66.102.7.104/search?q=cache:...Feb00/0137.html+"know+his+subject+cold"&hl=vi
http://66.102.7.104/search?q=cache:...says/irvine.txt+"know+his+subject+cold"&hl=vi
http://64.233.187.104/search?q=cach...html?t=printable+"know+my+subject+cold"&hl=vi
As you can see, "subject cold" relates to "professor", "teacher", "lecturer", "speech", etc. So... can anyone show me its meaning? :| Thanks a lot!