present perfect tense exercise doc

Diction Exercises

Even if your speech contents are thoughtful and profound, you need to know how to deliver them effectively. Your expressions need audience! The great ...

Kegel exercise

If you want to prepare for the upcoming maternity leave, to avoid some gynecological problems or eliminate existing, recover faster after childbirth, ...

English Tenses

All you need to know about English Tenses is here.The simplest presentation of English Tenses, learn it once and remember it for life time.Tenses in a...

PreseMT

PreseMT is a multitouch presentation maker.It's currently very basic, but you can:* add text and image on an infinite rotate/scalable plane* creat...