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work together to get the ball in the other team’s basket. At the same time, they need to stop the peting team from getting the ball into their own basket. Basketball is over 100 years old and is played by more than 100 million people in over 200 countries. It is believed the first basketball game in history was played on December 21, 1891. Then in 1936 in Berlin, it became an event at the Olympics. l Problem: ________________________l New invention: ____________________l What it is used for: _________________3aThink of something that you do not like to do. Then think of an invention that could help you. Make notes. a special penquickly taking notes in classtaking notes in classThis special pen was invented by Liu Jie. It has three colors and is used for ….Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class. 3b常用句型: 1. I think … is a very useful invention. 我 認(rèn)為 …… 是一 項 很有用的 發(fā) 明。 ________________________________ ________________________________ ________________________________He divided the men in his class into two teams and taught them to play his new game. At the same t