After the new technikue was introduced,the factory produced_
After the new technikue was introduced,the factory produced__cars in 1998 as the year before.
Aas twice many Bas many twice Ctwice as many Dtwice many as
选什么?为什么
Aas twice many Bas many twice Ctwice as many Dtwice many as
选什么?为什么
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你能帮帮他们吗