One of the greatest benefits of Internetfriendships is that they are based on common interest ________ appearance, ageor popularity.

Thank you for your useful advice.—________________.

The population of the province tomore than twice what it was in 1949. The figure is now approaching 74 million.

The old professor travelled from one school to another, _______ first-hand information about the education situation in China. [ ]

．I imagine she hardly ever writes to you, .