Match the given idioms to their correct meanings

• as bright as a button
• cutting edge
• in tune with
• it's not rocket science
• on the same wavelength
• blew a fuse
• reinvent the wheel
• run out of steam

1. Peter is
   [ ]. He is the most intelligent boy in the class.
2. It seems that Paula's [ ]; she is not trying at all! She gets really poor results this term.
3. Great that the kids are
   [ ] each other: they have been playing so happily for the whole day.
4. Please, don't
   [ ]! Put the socks on your feet like all the people do!
5. Why are you crying? It's only maths! It's easy to solve. After all,
   [ ]!
6. It's good when team members
   [ ]; the same ideas and understanding of processes will make the work easier.
7. Online technology is at the
   [ ] today. The demand is terrific.
8. The dog finally
   [ ] after a cat was sitting on a fence not moving.