Daily class 5|if/when conditional clause uses

if/when conditional clause uses :
http://www.englishpage.com/conditional/presentconditional.html

Condition  :

when +simple +simple 

1.When i have a bike .I go to play ground daily .

2.When we go to school.we buy some note books in that shop.

3.when they swim in river.They catch some fishes .

4.when my friend call for me .That time usually I switch of my mobile phone  .

5.when the ECB news release .Market usually go to down .


confusion places :


When i have a bike .I go to play ground daily
I regularly have bike in my home .
If i have a bike .I go to play ground daily .

I rarely have bike in my home .