When I am happy, I often play tennis and play with my pet.

When I am nervous, I sometimes eat tasty things.

When I am angry, I usually shout at everybody.

When I am sad, I like to be alone.

When I am tired, I usually go to bed.

When my friend is happy, he sometimes arranges a party.

When my friend is nervous, he usually listens to the pop-music.

When my friend is angry, he often draws funny pictures.

When my friend is sad, he talks with me.

When my friend is tired, he stays at home and goes to bed.

usually (often, sometimes) when you are happy

When I am nervous I usually  like to be alone.

When I am nervous I sometimes eat tasty things

When  I am angry I often read books / magazines / newspapers.

When  I am angry I   sometimes  shout and cry.

When I am sad I sometimes  draw funny pictures or listen to a walkman (to music / to rock/ to pop-music).

When I am sad I   usually  arrange a party  or have a picnic.

 When I am sad I often  play the piano (the guitar), dance, go to disco,watch TV / videos, play with my pet, play jokes,talk with my friends,

When I am tired I always stay at home.

When I am tired I  usually  have a cup of tea and   go to bed earlier.

b)  When my friend is nervous, he usually  keeps silence and thinks over what to do.

When  my friend is angry he sometimes  begins to speak in a loud voice.

When my friend is sad  he often watches comedy films to cheer up

When my friend is  tired she always has a massage.