The man was a stranger in the city and the police had no clue to his _____________.
| A．transport | B．disadvantage |
| C．shortcoming | D．identity |
It is usually warm in my hometown in March, but it _____ be rather cold sometimes.
| A．must | B．can | C．should | D．would |
So far this year we ______ a fall in house prices by between 5 and 10 percent.
| A．saw | B．see | C．had seen | D．have seen |
In spite of repeated wrongs done to him, he looks _____ to people greeting him.
| A．friendly | B．lively | C．worried | D．cold |
_____ is known to us all is that the 2008 Olympic Games will take place in Beijing.
| A．It | B．What | C．As | D．Which |
Nancy enjoyed herself so much ______ she visited her friends in Sydney last year.
| A．that | B．which | C．when | D．where |