— Do you know when he ________ the trip to the USA?
— Perhaps next week, but I’m not sure.
| A．makes | B．made | C．has made | D．is making |
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 |
– Who should be responsible for the accident?
– The boss, not the workers. They just carried out the order _____.
| A．as told | B．as are told | C．as telling | D．as they told |