9. Great changes ______ in our school in the past 5 years.
| A．took place | B．were taken place |
| C．have taken place | D．have been taken place |
— What are you doing this Saturday?
— I’m not sure, but I go to the Rolling Stones concert
| A．must | B．would | C．should | D．might |
______we have enough evidence, we can’t win the case.
| A．Once | B．As long as | C．Unless | D．Since |
John invited about 40 people to his wedding, most of ______ are family members.
| A．them | B．that | C．which | D．whom |
It’s not easy to change habits, ______ with awareness and self-control, it is possible.
| A．for | B．or | C．but | D．so |
- Would you like a glass of wine?
-. I don't drink.
| A． | No, thanks | B． | Yes, please |
| C． | I don't like it | D． | It's my favorite |