【单选题】Paulo plans to buy a holiday villa in five years’ time for cash. He estimates the cost will be $1.5m. He plans to set aside the same amount of funds each year for 5 years, starting immediately and ear...
【单选题】In the last 3a paragraph, 'The qualifying tests for patents are straightforward--that an idea be useful, novel and not obvious.' Here, 'obvious' means ______.
【单选题】In the last 3rd paragraph, 'The qualifying tests for patents are straightforward--that an idea be useful, novel and not obvious.' Here, 'obvious' means______.