【单选题】A radical new bicycle had its first public showing at the National British Cycling Championships in Shrewsbury last weekend. Based on the gold medal- winning design from the Barcelona Olympics, it is ...
A.
it was made from the gold medal-winning design of the Barcelona Olympics
B.
it was the first commercial mountain bike
C.
its public showing last weekend aroused many people's curiosity
【单选题】Rhode Island was the【C1】______ of American tennis: when the United States National Championships ( now the United States Open) were inaugurated in 1881, they were played on the【C2】______ of the Newpor...