—How can I improve my memory?
—________
| A．Why don’t play concentration games? |
| B．One thing you could do is play concentration games. |
| C．What about to play concentration games? |
| D．It might be a good idea playing concentration games. |
Many people like to talk about generation gaps. I don't think there is ________ in my family though.
| A．it | B．some |
| C．none | D．one |
I will never know what was on his mind at the time, nor will ________.
| A．anyone | B．anyone else |
| C．everyone | D．no one else |
When Kerry and Sam met again two years later, each was pleased to see ________.
| A．the other | B．others |
| C．another | D．other |
There is a subway in my hometown, but ________ existed two years ago.
| A．none | B．nobody |
| C．everything | D．anything |
I prefer a house in beautiful surroundings in the countryside to ________ in such a noisy street in Shanghai.
| A．it | B．that |
| C．this | D．one |