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【判断题】
When transportation costs are added to our trade model, the degree of specialization in production between two countries increases as do the gains from trade.A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】一振子振动如图所示,则初相为________;b点相位为_______;a、b两点的时间差为_________s。
【简答题】明孝陵神道上依次时狮子,獬豸、()、()、大象、马。
【单选题】Every generation has its emblematic boy's toy. Once upon a time there was the golf cart: a little toy car specifically designed for middle-aged men too rich to care about looking ridiculous. Later cam...
A.
Understandable.
B.
Supportive.
C.
Scornful.
D.
Indifferent.
【简答题】This land was a toy factory. Now it will be _____ for a new school.
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