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问题 填空题

RIA标准曲线，横坐标为___________________，纵坐标为______________________。

答案

参考答案：标准抗原不同浓度值；各浓度点测量的相应放射性计数

填空题

将下列生字按要求归类。  

斓 炽 蟒 硕 旺 瓤 沛 聆 悍 犷 篝  

1．含有韵母ang的字有：________________________________ 

2．含有韵母an的字有：_________________________________ 

3．是整体认读音节的字有：________________________________
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选择题

---- How is your hometown after the earthquake for 2 years.

-----Than to the government, the reconstruction work of schools and farm houses ________ and people are living a happy life.

   

A．have been pleted

B．has pleted

C．was pleted

D．has been pleted
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