—Is your father ___ home?
—No，he’s working late ____ the office.
| A．on | B．at | C．of | D．to |
The house is ________ the river．You can see it easily．
| A．in front |
| B．in front of |
| C．in the front |
| D．in the front of |
Daisy is such a good daughter that she ________ most of her spare time with her parents．
| A．spends |
| B．costs |
| C．takes |
| D．affords |
The drivers must drive their cars ________ the right side of the road．
| A．on |
| B．at |
| C．in |
| D．for |
—Excuse me．Is there a post office near here？
—Yes，________ is．Go down this street and turn right．
| A．it |
| B．this |
| C．that |
| D．there |
We walk ________ the park and enjoy our meal under a tree．
| A．across |
| B．on |
| C．between |
| D．through |