Помогите пожалуйста, нужно срочно!!!8,9,10

8) when summer comes i will swim when the weather changes we'll go for a walk if it rains we'll stay at home if it doesn't rain we'll have a picnic in the forest if it snow we'll play snowballs if t doesn't snow there will be no snowballs 9) 1)I'm tired I do not think I will go out tonight. 2) We are leaving tomorrow at 5 p.m 3) There is a good film on. Are you watching it? 4) I am meeting Jane at 9  in the morning 5) If the weather doesn't change we'll go skiing 10) 1) I never forget to phone my granny but yesterday I forgot to do it. 2) The train left for St. Petersburg  at 11.