玻璃划痕怎么处理:初一英语提..
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both of the friends talked about their subjects until two o'clock in the afternoon(对until two o'clock in the afternoon进行提问)
_____ _____ ___both of friends ______ about their subjects.
_____ _____ ___both of friends ______ about their subjects.
how long did both of friends talk about their subjects.
how long did talk
Until what time did talk
how long did talk
until when did ...talk...