---Willyouwalkalittlefaster?Themeetingisabouttobegin．---Faster?Iwasafra

发布时间：2020-08-07 01:43:10

---Will you walk a little faster?The meeting is about to begin．---Faster?I was afraid you could not ________．A.walk upB.keep upC.go upD.run up

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B解析keep up：维持，赶上某人的步伐。
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