100% sure.
should keep tongue position of t, do not realease tongue. 100%su
所有跟帖:
• Yes, thats what I noticed too when I listen to audio -同學小薇- ♀ (87 bytes) () 10/27/2011 postreply 18:10:55
• i do not know. My english tutor taught me long time ago. -beautifulwind- ♀ (34 bytes) () 10/27/2011 postreply 18:13:07