选A.前者被动语态：被认知,被认可.
后者take off固定搭配,表示脱下（衣服等）；（飞机）起飞；成名；（产品的销量）急升：（观念、产品等）突然大受欢迎.
这里是销量急升的意思,家用电脑的销量最近急剧上升.
希望帮到楼主.
With the advantages___,sales of home computers have___in rec
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