Chinese people sometimes make the 'l' sound sound more like an 'r' sound. For an 'l' - your tongue should be further forward on your palate, and almost touching it. In addition to Miguel's suggestions, which seem to only have american pronunciations, try howjsay.com It has British pronunciation. Also - be aware that Americans tend to pronounce wolf strangely, and don't sound the l much, if at all. To me, their 'wolf' sounds like 'woof'.

You can group the L sound with other sounds that have the same mouth/tongue position: D T N L Not all L sounds are pronounced the same way, for example certain Ls at the end of a syllable. Pay attention, and let a native speaker simply say the word to you.

There are two websites that will help you to improve your pronunciation skills. rachel's english and dictionary.com. try them.

It appears Lee neglected to include the link (that's happened to me before), so here's one I like that fits his description: http://soundsofspeech.uiowa.edu/english/english.html Note that in both American English and RP (standard British pronunciation), The L at the end of a syllable (as in your examples) is usually pronounced "dark" – i.e., with the back of the tongue in the back of the mouth. This is not crucial, but it is reality.

This site provides diagrams of all the possible sounds in English. To find an example for the "L" sound, click on "manner" at the top of the screen and then "liquid," where you will find the symbol /l/ for the "L" sound. I use this site with my students during their phonics lessons and it has helped them understand much more about English pronunciation. I hope this helps you too. Good luck in your studies!