điền từ
On March 3, 1847, Alexander Graham Bell(1)......... in Edinburgh. He was a(2)...... When he was a young(3)......., he(4)...........with parents to Canada and then to the USA. In America, he worked(5).......... deaf-mutes at Boston university. Soon, Bell started experimenting(6)......... ways of transmitting speech over aming distance. This led to the invention of the telephone.
1. born ; was born ; was boring ; bore
2. Scotland ; Scotsland ; Scotman ; Scotsman
3. man ; men ; worker ; teacher
4. move ; moving ; moved ; moves
5. with ; on ; as ; for
6. of about ; with ; at ;