what is speech ?
speech is vocalized, form of communication used by humans, which is bassed upon the syntatic combination of items drawn from the lexion.
what are we aspect speech and what we must do before delivery?
eye contact, attitude, body language, intonation and expression
state the topic of you speech ?
anggelita : chemistry in live
rizky fitri febrianti : chemistry in food
dian andriani : formaline danger in food chemistry
rendi : chemistry
dwi fitriani : lecture at the mathematics and natural science chemistry of my choose
rizkyfitrifebrianti 