( dare and daren't ) usages? Hello everybody , i've read this word ( dare ) but i didn't know its proper usage in normal talks . please could you explain it with examples ?

gotta ? does gotta means " have to " ? e.g : I gotta go now = I have to go now If there are another usages , please tell me

collaboration & cooperation ?? hello ^_^ Could you tell me if there are any differences between collaboration and cooperation in usage ,Please ?

what's the different between ? what's the different between steep & slope ?

languages !! Hello everyone , Sometimes i think of " the begining of different languages" whatever ; arabic , english , german , french , ... etc . how a group of people have agreed to say "this is a tree" and "the other is a palm", but "this is cow" and "this is goat" . also how to express their feelings ; happiness , sorrow , love , ... etc . then by the time , kids simulated their ancestors . and every language became have many accents . it's really a weird thing ^^

The Egyptian Pyramids Hello everyone , let me talk you about The pyramids ^-^ scientists believe that it have been built since more than 4500 years it mainly consists of three big pyramids and many other small , they also tried to explain how pharaohs built it but all are guesses maybe one of it is right . it's mystery that it have many tombs within which have a lot of sculpted statues . it consists of huge rocks many of them weight more than 10 ton ,how they could lift these rocks without machines that we use it now in our modern world ! . also we can see Sphinx that has a human head and lion body to show that we have the intelligence of human and the force of lion . scientists have discovered lots of universal facts that have relations with pyramids' position ,height and width you can search about it in any scientific website . it's really a marvel . i'm proud to be Egyptian. Thanks For Reading ^-^

pronunciation ! what's the best way to learn how to make conversations and understand what i hear well ?

what's the different between ? Please .. what's the different between : (1) sense , sensible and sensitive ? (2) admire and adore ? (3) like and love ? (4) between and among ? (5) attempt and try ? (6) opportunity and chance ?

your Work !

which work do you do actually now ?

and what was you wish to work when you was a child ?