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1)Umfortunately , I cannot meet him . I am going to visit  my friend in the hospital .

2)I am sure ,my mum will forgive your mistake .

3)It seems that somebody is knocking to the door . Could you open the door ?

 4)Be carefull ! You will fall !

5)I promise that I will give you the money as soon as  can.

6)It seems that it will be raining. There are a lot of clouds in the sky.

7)Could yju help me to do the homework ?

8)They have all figure out. They are going to (go to) the sea he next week.

9)Their  plane arrives at 4 PM.