A:米尺、弹簧测力计、秒表
B:量筒、天平、秒表
C:米尺、天平、秒表
D:米尺、电子测力计、打点计时器
已知P为直线y=kx+b上一动点,若点P与原点均在直线x﹣y+2=0的同侧,则k,b满足的条件分别为( )
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时钟的分针1小时转____ 度,时针1小时转____ 度;时钟的分针1分钟转____ 度,时针1分钟转____ 度.
Ben's vacation plans
First:
He will go to a(n) ____ place to relax himself.
He will stay there for____.
Next:
He will watch movies and videos with ____.
Then:
He will ____with his mother.
At last: He will stay at home to finish ____.