The key answer of exercise 7
The key to exercise solutions in chapter 7.1 - Learning from experience for the textbook New Total English Intermediate - Students' Book with authors Rachael Roberts, Antonia Clare and JJ Wilson from Pearson Education
Question
Write the questions for the following answers.
Answer
- How many ideas did Benjamin Franklin have that didn’t work? / How many of Benjamin Franklin's ideas didn’t work?
- When was bread invented? / In which year BC was bread invented?
- When did Spencer Silver invent a weak glue? / When was a weak glue invented?
- When did Art Fry invent the post it note? / When was the post-it note invented?
- How much did an employee's mistake cost IBM (in dollars)?
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