Unit 6When was it invented? How much do you know about international basketball teams in America? Match the right information. The LakersCelticsHouston RocketsChicago Bulls 凯尔特人队芝加哥公牛队火箭队湖人队 It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may ______ things which are _______ the same. It’s hard to tell who came up with the idea first. Some inventions can also lead to other inventions ____________. 1 complete the passage with the correct forms of the words in the box.invent doubt mention Nearly website all of a suddeninventnearlyall of sudden So some people ______ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or _________ usually ________ more than one inventor when giving information about inventions.doubtwebsitesmention 2 Rewrite these sentences using the passive voice.1. Someone stole my watch. _____________________________________2. They used five eggs to make this big cake. ______________________________________3. When did they invent the personal computer? ______________________________________4. They asked us not to run in the hallway. ______________________________________5. Someone took the video back to the store. ______________________________________ My watch was stolen by someone.Five eggs were used to make this big cake.When was the personal computer invented?We were asked not to run in the hallway.We were asked not to run in the hallway. 3 Find out information about an invention you would like to know more and write sentences below.Invention: _____________When: ________________Who: _________________Purpose: _...