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It was the early 2 000s mobile phones were widely used in China, it was considered the patent of the

编辑:chaxungu时间:2026-04-24 13:01:49分类:高中英语题库

It was the early 2 000s ________ mobile phones were widely used in China, ________ it was considered the patent of the rich.
A.that; in whichB.when; before whichC.that; after whichD.when; in where在线课程B