Choose the correct word.
1 The Lycurgus cup numbers/dates back to the 4th century.
2 It took over a century to solve/answer the mystery of the colour-changing cup.
3 Locals believe that Stonehenge has got magical qualities/properties.
4 To get a better understanding/idea of this topic, study the extra notes the teacher gave wed us in class.
5 Lasers are now used to count/measure long distances.
6 People who do extreme sports should realise/ comprehend the danger they put themselves into
7 Scientists must think/consider the risks of nanotechnology before they bring out new products.