The motorway was closed because of fog; as a result we had to find an ________ route.
| A．impressive | B．effective |
| C．aggressive | D．alternative |
33.Mary,_______here---everybody else, stay away you are.
| A．come | B．comes | C．to come | D．Coming |
32. Premier Wen Jiabao has many important ______ of state to deal with.
| A．affairs | B．matter | C．business | D．Thing |
31. They had a desire that I______ their wedding.
| A．attending | B．attends | C．attended | D．attend |
30. They appeared ____ me, so I had to explain to them.
| A．misunderstanding | B．misunderstood |
| C．to be misunderstood | D．to have misunderstood |
29. The _____ of freshwater brought about a lot of difficulties for those living on the island.
| A．short | B．absence | C．lackness | D．existence |