【单选题】There ______ a number of people in the airport. The number of people who travel by plane ______ larger than before. [ ]
【单选题】饭店后台区域指饭店对客服务功能区域以外的所有区域,包括()。
【单选题】听力原文: If you judge by the number of people who go to see the games and by the number of those who actually play it, basketball is probably the most popular sport in the United States. It is mainly an ...
A.
Sports in the United States.
B.
The most popular sports in the United Sports.
C.
Three popular sports in the United States.
D.
Sports and United States.
【多选题】按市场的调查形式划分,市场调查的类型有( )
【判断题】按螺纹的牙型分为矩形螺纹、三角形螺纹、梯形螺纹和锯齿形螺纹。
【多选题】按市场的调查形式划分,市场调查的类型有( )