Susan wanted to be independent of her parents. She tried ______alone, but she didn't like it and moved back home.
| A．living | B．tolive | C．tobeliving | D．havinglived |
The Changjiang River is one of __in the world.
| A．the longest river | B．the longest rivers |
| C．the longer river | D．longest river |
It’s dark(黑的) now, and I can’t see anything–The light is behind the door, you can __________
| A．open it | B．turn on it |
| C．turn it off | D．turn it on |
I’m not full. Could I have ____________ cake?
| A．other | B．the other |
| C．another | D．the another |
–__________do you exercise? – I exercise three times a week.
| A．How often | B．How many days |
| C．How usually | D．How much |
_______the party, we sang a song together.
| A．In the end | B．At the end |
| C．In the end of | D．At the end of |