Do you know that there are many different ________ animals in the zoo—Yes, I do. And I also know that some of them are ________ scaring.

The stone bridge ___ last year is very beautiful[ ]

–Mr Smithis no longer ________he used to be–So he is Success and wealth have _________ his character

Collecting stamps as a hobby___________ increasingly popular during the past fifty years.

Where is Xiao Wang–I don’t know. He__________ be in thelibrary.