He leaves school ________4:30. He will ________ at about 5:00.
A:in; get to home
B:on; get to our home
C:at; get home
D:after; get to home
多项式x2﹣3x﹣10因式分解的结果是( )
为预防和处置公共场所突发恐怖袭击事件,重庆应急处置小分队的民警驾驶“风火轮”(自平衡电动巡逻车)在重庆火车北站广场巡逻,如图所示.若一名警察骑着该巡逻车以5m∕s的速度匀速前进1min到达犯罪现场.求:
用方框中所给单词或短语的适当形式填空。
listen to, on time, arrive, wear, important