Переведите со смыслом we should distinguish between science and technology

Мы должны различать науку  и технику.

Мы должны разбираться между наукой и техникой

“A friend who is far away is sometimes much nearer than one who is at hand.”~ Gibran Khalil Gibran ~
I make friends easily so I have a lot of foreign friend.
But the best of all is only one. He is from Chine. His name is Dean. He was born in Guangdong. He is fifteen. We have known each other for  two years.
He speak English well, so I communicate with  Dean on the Skype  almost every day.  When I  am needing get a  support  he  always gives me kindly
advice.
 Dean have  interests as the same as I have.
We can have some real talks , share some real feelings , discuss some life plans , dreams , studying  problems , secret happiness or sorrow My friend is very friendly, good – natured, sociable, kind, he is always smiling and laughing, he never loses his temper and he always keeps his word.
I think, nowadays it is very important to have  foreign friends,  because you are learning many interesting facts about people from  the another country about their traditions, habits and customs. 

Yesterday my father had his birthday. When he came home mum has cooked his favourite apple pie and she has bought a sweater for him. I've brought flowers.  Our granny's tied a scarf for him. Dad was happy. When I got home my brother had already gone to the concert. At 6 o clock the've already packed the luggage. We didn't got home yet when it rained. We've already learnt to speak english to the end of the previous year. They came back home after the sun had set. She spent all of the money before she came back. They found that you were there