—Is this your bag?
—_________.
| A．Yes, it 's. | B．Yes, it’s a bag. |
| C．It’s my bag | D．No, it isn’t |
---______ book do you like best?
---The one on the left.
| A．Which | B．Why | C．Where | D．When |
What will my lovely son be like______?
| A．in twenty year |
| B．in twenty years time |
| C．in twenty years’ time |
| D．in twenty year’s time |
The silly crow（乌鸦）wanted to______ its song but none would enjoy it.
| A．take off | B．show off |
| C．turn off | D．get off |
Mother’s Day makes me______ of my dear mum.
| A．think | B．thinks | C．thinking | D．to think |
Paris (巴黎) is one of ______ cities in the world.
| A．beautiful | B．more beautiful |
| C．most beautiful | D．the most beautiful |