Every men in this world desired for long sex. Although most people want sex just like in p*** movies. They thought that they have got the only problem of not lasting longer, they are wrong every men ejaculates with in 1-2 Min for first time. How ever you can make your sex last longer by following tips
Approach sex with confidence show positive attitude rather than fear.
Masturbation regularly can help you build up your stamina, most probably it prevents premature ejaculation relieve stress and anxiety.
Condom also make your sex longer, men think that condoms decrease pleasure. But if you're really want to last longer in bed, use condoms.
Foreplay also helps in sex for longer time. Instead of getting directly to business, have some cuddle, kiss, touch one another, and so on. The more you do foreplay, the longer is the time.
Changing positions can shift your attention.
The person who is in on top usually feels more pleasure. Let her on top can also make you last longer.
If you find that you are getting excited relax yourself and just think of other activities like office work :D and other things, try to distract yourself.