1.   First: I got home.

     Then:I ate dinner.   

a    Before I got home,i ate dinner.

b    After I got home I ate dinner.

c     After I git home, I ate dinner.

2.   First: I came to work.

      Then: I cooked my lunch.

a     Before I came to work, I cooked my lunch.

b     Before I cook my lunch I came to work.

c      I cooked my lunch before, I came to work.

3.     First: I invited my friend.

        Then: I did my party.

a       Before I did my party I invit my friend.

b       I invited my friend before, I did my party.

c        I invited my friend before, I do my party.

4.       First: I wrote my homework.

          Then: I went to school.

a         I write my homework before, I go to school

b         I go to school before I wrote my homework

c         I wrote my homework before, I went to school.

5.        First: stood my book.

           Then: I slept.