"夸张发音", from the research & study,can enhance your brain memory, and you'll get a habbit to speak that way. If your goal is 改善, my 2 cents, focus on "accent reduction", which is fast make-over.
-nuanxin(nuanxin);
2012-11-1(#7875147@0)
Cannot agree any more.
-looksee(qiaoqiao);
2012-11-1(#7875554@0)
"如何在“用”中学习英语。" - I'm really interested in this topic. "对辅音和元音的问题", if 针对 our chinese speaker's issues, I'm also really interested.
-nuanxin(nuanxin);
2012-11-1(#7875458@0)