—Why are you so busy these days?
— We_____trees. Why not join us？
| A．have planted | B．will plant |
| C．are planting | D．planted |
A man with a bleeding hand hurried in and asked, “Is there a hospital around ______ I can get some medicine for my wounded hand？”
| A．that | B．which | C．where | D．what |
Next month we’ll move to a new building, next to _______ a nice restaurants where we can have Chinese food.
| A．which are | B．it is | C．which is | D．them are |
The murder happened in an old building, beside ______ the city police station.
| A．which are | B．it is | C．which is | D．them are |
Yesterday we visited a modern hospital, around _______ some fruit shops.
| A．which is | B．it is | C．which are | D．them are |
Some countries are increasing their use of natural gas, and other forms of ______.
| A．source | B．material |
| C．power | D．energy |