If she (visit )me ,i (be glad) tonight i (go) to bed after i (do) my homework when the lessons (finish),the techer(give)us marks if they (come) tomorrow,i(make) a cake if you (arrive)late,you(miss)your flight she (buy) me apresent,if she (go) to australia if you (not,climb) the tree,yoy (not,see) a bird if the weather (not,change),the plane (be) on time we (see) big ben if we (travel) to london if i(not,have)mistakes,i (get) 10 надо расскрыть скобки 20

Ну вообще, в некоторых предложениях можно несколько вариантов подставить. Поэтому надо уточнять задание, какие именно времена или типы кондишн использовать.

1) If she visit me, I will be glad.
(или) If she visited me, I would be glad.

2) Tonight I will go to bed after I do my homework.

3) When the lessons finish, the teacher will give us marks.

4) If they come tomorrow, I will make a cake.

5) If you arrive late, you will miss your flight.

6) She will buy me a present if she go to Australia.

7) If you don't climb the tree, you won't see a bird.

8) If the weather doesn't change, the plane won't be on time.

9) We will see Big Ben if we travel to London.

10) If I don't have mistakes, I will get 10 ... (неполный пункт, мне кажется)