A) orbit C) rotate
B) surround D) circle

A．It didn't involve bulldozers.
B．It occurred in the business district along the San Antonio River.
C．It involved the environment as well as buildings.
D．It was designed to rehabilitate existing structure only.

A．Boston's new city hall was originally designed by Benjamin Thompson.
B．Butler Square was originally built in the early twentieth century.
C．Butler Square is used as a hardware warehouse now.
D．The space at Quincy Market now is used for restaurants, offices and stores.