【单选题】______his address, I can' t send this book to him.
【单选题】The part of the town has been planned as a shopping ( ).
【单选题】I have his address, so I did not have any ________ his house.
A.
difficulty finding out
C.
difficulty looking for
【判断题】Paul is the referee!
【判断题】在市场经济中,价格是引导稀缺资源配置的信号。( )
【单选题】古典经济学说与凯恩斯主义经济学说争论的焦点是( )。
【单选题】Not ( ) his address,I could not go to see him yesterday.