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Homeshoppingtelevisionnetworkshavebecameaawayfodrmanypeopletoshopwithoutever_______(have)toleavetheirhomes.为什么要填having
题目内容：
Home shopping television networks have became a away fodr many people to shop without ever_______(have) to leave their homes.
为什么要填having优质解答
因为前面是介词without,所以后面的动词要用名词形式,也就是ing形式.
为什么要填having
优质解答
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