Many people are __________ building a chemical factory（化工厂）near here . They are worrying about the possible pollution .
| A．to | B．with | C．for | D．against |
Those foreign friends left Guangzhou________．
| A．since last week |
| B．a week ago |
| C．for a week |
| D．since a week ago |
You________that question three times．
| A．already asked |
| B．have already asked |
| C．already have asked |
| D．asked already |
Mike________the book for a month．
| A．has bought |
| B．has had |
| C．had |
| D．has borrowed |
We have been friends since________．
| A．children |
| B．five years |
| C．five years ago |
| D．five years before |
Li Hong has________the army for 2 years．
| A．joined |
| B．joined to |
| C．been in |
| D．joined in |