The Chinese are looking forward to the first_________to land on the moon after Yang Liwei’s successful trip to space.
China won 51 gold medals in the 2008 Olympic Games, _______ first among all the competing countries.
. We are now living in an age _______ many things are done on computer.
The mayor of Shanghai says that all construction work for the World Expo ______ by now.
.Most of them have no doubt _______ he will pass the driving license.
. It is believed that this book is ______worth reading than that one.