Learning how to pronounce "need" correctly is an important step for any non-native English speaker. The key is to know the correct position of the tongue and lips when forming the word.
To begin, start with the lips in a neutral position. Then, bring the tongue to the back of the upper teeth. Make sure the tip of the tongue is behind the upper teeth and not touching them.
Next, create an "N" sound at the beginning of the word. To do this, place the tip of the tongue against the back of the upper teeth and make a very brief "K" sound. Then, separate the tongue and lips to create the "N" sound.
After the "N" sound, move the tongue to the roof of the mouth, and create the "EE" sound. Make sure the tongue is slightly rounded and the lips are slightly pursed. The "EE" sound should be held for about a second.
Finally, create a "D" sound with the tongue at the back of the upper teeth. The "D" should be quick and sharp, and the sound should be held for about a second.
Altogether, the word should be pronounced as "NEE-D". When practiced properly, you will be able to accurately pronounce "need".