She stepped into the bedroom quietly _____she might wake up her roommates.
| A．for fear that | B．so long as |
| C．on condition that | D．in order that |
Platypus is a strange animal that lays eggs butmilkits young．
| A．feeds；to | B．feeds；for | C．fed；at | D．fed；on |
President Hu Jintao urged that every effortto rescue and treat the injured when the earthquake happened in Sichuan this year．
| A．is made | B．must be made | C．should make | D．be made |
Traffic restrictions have come into effect in Beijing to improve the
capital’s air quality and traffic situation for the 2008 Olympics．
| A．in order that | B．in an attempt | C．at an attempt | D．in a try |
Traffic restrictions have come into effect in Beijing to improve the
capital’s air quality and traffic situation for the 2008 Olympics．
| A．in order that | B．in an attempt | C．at an attempt | D．in a try |
Modern China is experiencing a completely new periodrespect for science and creativity has become the guiding principle of society．
| A．which | B．where | C．in which | D．that |