时间都去哪儿了-英文时间练习
24 hours = 1 day,60 minutes = 1 hour,60 seconds = 1 minute,这些
figure 1heart rate (beats per minute)
the second hand the hour hand the minute hand i'm clock.
山东省蒙阴县联成中学unit 3 how do you get to
Tips:Do Not Provide
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