1,I often wake up at 9:00,but my grannother

1,I often wake up at 9:00,but my grannother -------- to visit early today (1)comes (2) is comeing 2,Hurrp up!The train to Beijing--------.(1)leave
(2)is leaving 3,Li Ming-------in Canada.So he is very happy.(1)arrive (2)is arriving

1.(1)comes
2.(2)is leaving
3.(1)arrive
再问： 为什么这么选呀
再答： my gramother 是第三人称，而时态是一般现在时 Hurrp up!可以判断出这个动作正在发生，所以用现在进行时 “到达”这个动作是短暂性的，它不能延续，所以不能说正在到达，即不能选“is arriving” 如果还不懂你可以再追问O(∩_∩)O~