Credible, reliable sources online

Credible, reliable sources online: How can we know? 

1.  Curtin University:  https://www.youtube.com/watch?v=1wdJTPHMgFs
2. Citilighter:  https://www.youtube.com/watch?v=vOM0jrw-sTI
3. Wikipedia is not your friend: finding credible sources:  https://www.youtube.com/watch?v=sT2_FIzhIIk
4. Video: http://www.engvid.com/vocabulary-advantages-disadvantages/

 
 Quiz: Learing Vocabulary for LEVEL 4,5,6

1. https://quizlet.com/stanley_sylvain
2. https://quizlet.com/quizlette8998661/folders/module-1/sets
3. Học từ vựng từ BBC: http://www.bbc.com/vietnamese/english/2012/06/120607_elt_todayphrase_bearwithme