Use one of the words or phrases below to complete each of these sentences from BBC news reports.
Note that you may have to change the form of a word to complete the sentence correctly.
philosophy/ ponder/ utters/ in demand/ catch on
1. Scooters were so much __________ that there were waiting lists to buy one and many sold at high premiums.
2. Dolphins should be treated as non-human "persons", with their rights to life and liberty respected, scientists meeting in Canada have been told. Experts in __________, conservation and animal behaviour want support for a Declaration of Rights for Cetaceans.
3. As well as feeding themselves, all the families working on the allotment hand over a chunk of their produce to others in need. The fruits and vegetables are passed on to what Greeks have dubbed a "social supermarket". It is an idea _________ all over Greece.
4. When I fell into my Glasgow taxi at six in the morning on Monday to catch my flight to Dublin, I was wet, tired, cold and really just wanted to be left alone. The taxi driver sensed my grump and never _________ a word.
5. What would John Maynard Keynes, one of the most influential economists of the 20th Century, have made of the current economic situation, _________ philosopher John Gray.