---______will you be back to the office?
---In half an hour.
| A．How often | B．How long |
| C．How far | D．How soon |
Next year Tom will go to _______school. He wants to be _______ engineer like his father.
| A．a; a | B．the; an | C．/ ; an | D．/ ; a |
—Thank you for giving me so much information. —______________________.
| A．Never mind | B．My pleasure |
| C．All right | D．Don’t mention it |
John’s father went to Nanjing ________ten days ago.
| A．on duty | B．in business |
| C．on business | D．on show |
I __________ Beijing three times, I know there very well.
| A．went | B．have been to |
| C．have gone to | D．have been in |
To my surprise, the tiny person is ___________my little finger.
| A．the same big to | B．the same size of |
| C．the same size as | D．the same big as |