One of the most interesting places in Yangzhou ________ are often visited by foreigners is the West Slender Lake.

—I hear that Lily’s brother is a worker here.—Look, the man _________ is working over there is her brother.

Those_____ have caught H1N1 disease must be kept off from us. 

I'll tell you _______ he told me last week

—Have you found the information about famous people____ you can use for the report?—Not yet. I’ll search some on the Internet.