My God! Thank You! Your point of #3 is wonderfully correct. How do you know this? I will try the web site you recommended. I don't think I have any problem with v and w, but #3... 恍然大悟
-600677(CM);
2012-11-9(#7891385@0)
Actually not me, my Chinese coworker may have the same problem. When I listen to her talking, I sort of feel something is not right, but couldn't tell why or where.
-600677(CM);
2012-11-9{156}(#7891448@0)
I guess if we read this word only from dictionary. This "一恩斯" vs. "恩斯" may not be obvious. However once in conversation, we tend to omit the "一"