国家开放大学 / 综合英语（2）
正确率：100%
– .
– They used to, but the price has gone up sixty dollars.
a.Let me see. I thought I got more stuff than I thought.
b.I thought these typewriters only cost 300 dollars
c.Gee, the typewriters are on sale!
– They used to, but the price has gone up sixty dollars.
a.Let me see. I thought I got more stuff than I thought.
b.I thought these typewriters only cost 300 dollars
c.Gee, the typewriters are on sale!
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