. There have been several new events______ the program for 2012 long Olympic Games.
| A．to add | B．added | C．adding | D．having been added |
The road conditions there turned out to be very good, ___ was more than we could expect.
| A．it | B．what | C．which | D．that |
The weather turned out to be fine yesterday.I_______the trouble to carry my umbrella with me.
| A．should have taken | B．could have taken | C．needn't have taken | D．mustn't have taken |
It was _________they did __________ made the Korean actress commit suicide.
| A．that; which | B．which; that | C．what; that | D．how; which |
– The kidnapped American captain was rescued from the Somali pirates（海盗）.
-- But for the help of the US Navy, he _______ freed then.
| A．may not be | B．wouldn’t have been |
| C．wouldn’t be | D．mustn’t have been |
– Do you know why the river was polluted?
-- Many different factors ___________ the serious pollution of the river.
| A．contributed to | B．adjusted to | C．were accustomed to | D．were attached to |