----- Nội dung dịch tự động từ ảnh ----- Read the text. Tick (✓) the things that Alexander Graham Bell experimented with. A famous inventor When Alexander Graham Bell was 29, he made one of the most important inventions in the history of the world: the telephone. A year later, he started the Bell telephone company. It became very successful. He became businessman and earned a lot of money from his lephone company. But Alexander Graham Bell wasn't so interested in money. He was interested in making inventions. He always wanted to learn, and to try and create new things. He never stopped thinking of new ideas. He used his money to open laboratories with teams of engineers who could help him make his dreams come true. Sell was also fascinated with propellers and kites, and did lots of experiments with them. In 1907, four years after the Wright Brothers made their first flight, Bell formed the Aerial Experiment Association with our young engineers. Their plan was to build planes. The group was successful. Their plane named Silver Cart made the first successful flight in Canada on 23 February, 1909. 3 2 A Q6