A．He'll have to work at the hotel during the school year.B．He'll have to work long hou
A. He'll have to work at the hotel during the school year.
B. He'll have to work long hours.
C. His rent will be expensive.
D. It doesn't pay very well.
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根据经济学原理，在同一供求范围内，相同的商品具有相同的价值。房地产价格也遵循这一规律，使得完全相同的房地产价格相同或相近，这正是替代原则的内容。 ()
A. 正确
B. 错误
收益递增递减原理揭示了收益递减规律和规模报酬规律，可以帮助确定最佳集约度和最佳规模。 ()
A. 正确
B. 错误
Removing water from underground may cause earthquakes.
A. Y
B. N
C. NG
A．Greg used to be so informal in his dress.B．Greg used to be very formal in his dress.
A. Greg used to be so informal in his dress.
B. Greg used to be very formal in his dress.
C. Greg is normally not very conscious of his style.
D. Greg spent 180 dollars on his new leather jacket.
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