12．Bob after his classmate in the classroom when his teacher . A．ran,turned up B．was running,turned up C．was running,would turn up D．had run,would turn up 【查看更多】
題目列表(包括答案和解析)
Bob________after his classmate in the classroom when his teacher________.
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A．ran；turned up B．was running；turned up C．was running；would turn up D．had run；would turn up
