The little boy has two ________ now.
| A．tooth | B．toothes |
| C．teeth | D． tooths |
--How does his aunt go to work? --_________.
| A．By his car | B．On her car |
| C．In her car | D．On his car |
－Your dress is very nice at the birthday party!－______.
| A．No, it isn’t | B．Yes, sure |
| C．Thank you | D．Not very nice |
－_______? －Yes, I want some erasers.
| A．What are you doing | B．Where are you doin |
| C．What’s the matter | D．May I help you |
－Happy birthday______ you! －_______.
| A．to, Thank you | B．to, The same to you |
| C．at, Yes | D．on, Sure |