how long
因为how long 后面常跟完成时,而when 不能跟完成时
how soon
因为是in five days,所以用多久之后
（ ）have you been skating?she five hours ago （ ）will you come back?in five days
（ ）have you been skating?she five hours ago （ ）will you come back?in five days
用适当的疑问词填空，
用适当的疑问词填空，
英语人气：730 ℃时间：2019-08-26 05:13:00
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