______ him well, I would have invited him to my birthday party.
| A．Had I known | B．Should I know |
| C．If I know | D．If I knew |
Mary was born in 1752 in a rich family in _____ is now the state of Virginia.
| A．which | B．where | C．that | D．what |
Many Chinese have lived abroad for years, but they still _____ the traditional customs.
| A．observe | B．behave | C．perform | D．struggle |
Judging from her _______ look, I know it is a very _____ situation to her.
| A．confused; confused | B．confusing; confusing |
| C．confusing; confused | D．confused; confusing |
-----Will you please help me to take care of my cat when I go out?
----- ________.
| A．My pleasure. | B．It's a pleasure. |
| C．With pleasure. | D．At my pleasure. |
Hollande is a modest and calm person, while Sarkozy, _________，is known to be loud and aggressive(好斗的).
| A．by design | B．by contrast | C．by nature | D．by chance |