The world is getting smaller and smaller because the Internet gets us       .

30,000 dollars ______ a large amount of money, but it’s ______ than we need.

Of the three paper flowers, the red one is the_________.

- What’s the low-carbon (低碳) style life like? - Save _____ energy, produce _____ carbon.

Who is ________ swimmer, Peter, Simon or Millie？