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【判断题】
如果只知道需求增加和供给减少, 但不知道它们变化的数量, 那么均衡交易量的变化方向无法确定A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】完形填空。 One day, Peter went to see his doctor . 'I am always tired when I 1 in the morning.' he said. 'Do you sleep well?' the doctor asked. 'Well, not 2 . I dream so much. I have being like this for a ...
【单选题】结核性胸膜炎加用糖皮质激素的用法是:
A.
泼尼松25~30mg/d，4~6周
B.
氟美松10mg/d，4~6周
C.
泼尼松25~30mg/d，1~2周
D.
甲基泼尼松800mg/d，4~6周
E.
泼尼松25~30mg/d，2~3周
【单选题】Atter several hours the doctor was finally able to give us his____. John had broken his ankle.
A.
diagnosis
B.
disease
C.
symptoms
D.
signs
【简答题】Fill in the blanks with the words given below, changing th form if necessary. His doctor ________ us that she'll be fine. (assure)
【简答题】根据平假名,写出片假名。 させし;さそす;させしす;せそさそ;さしすせそ
【单选题】mr. smith is not doing well; the doctor told us that several colds his health
A.
has undermined
B.
undermined
C.
undermine
D.
abandon
【简答题】Mr. Smith is not doing well; the doctor told us that several colds his health.
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