The chief________of the year 2010 for Shanghai will be the Expo.
| A．incident | B．event | C．affair | D．accident |
The glass doors have taken the place of the wooden ones at the entrance, __________ in the natural light during the day.
| A．to let | B．letting |
| C．let | D．having let |
Peter received a letter just now __________ his grandma would come to see him soon.
| A．said | B．says |
| C．saying | D．to say |
__________ that she didn’t do a good job, I don’t think I am abler than her.
| A．To have said | B．Having said |
| C．To say | D．Saying |
As a result of the serious flood, two-thirds of the buildings in the area __________.
| A．need repairing | B．needs to repair |
| C．needs repairing | D．need to repair |
The country has already sent up three unmanned spacecraft, the most recent __________ at the end of last March.
| A．has been launched | B．having been launched |
| C．being launched | D．to be launched |