Rock climbing is _______ great fun. You will get close to _______ nature and take adventures at the same time.

How was the 2008 Beijing Olympic opening ceremony? —________ that the whole world was attracted.

ad prepared carefully for the exam, so that he could be sure of passing it on his first _______.

We can use QQ to talk with each other on the Internet.—Really Will you please show me it

John with his parents _________ been in Australia for about two years.