Anh Trung que^n nha('c to+'i ca'i na`y mo+'i tha^.t la` no+? mu~i:
Truong trong Thi: The inventor of th micro-computer.
C`on c'ai n`ay thi to^i ngo+`:
Hoang Xuan Ha~n: a mathematician.
Cu. na`y la` ky~ su+ ca^`u co^'ng nhu+ng ha`nh nghe^` li.ch su+? tu+`
la^u ( O+? My~ thi` bi. tu+o+'c ba(`ng ro^`i). :-)))
Aiviet