单项选择题
Which of the following building isn’t in New York City?（）
A.40 Wall Street B.Chrysler Building C.The Empire State Building D.John Hancock Center
单项选择题 The Big Apple is a nickname for New York City and the name was from （）.
单项选择题 John Hancock Center is an experiment in engineering in terms of using （） for the first.
单项选择题 Which of the following building used tower crane for the first time?（）
