then vs than

Lion is more dangerous ___ cat.
than

Put 1 tea spoon of sugar and ___ add 2 eggs.
then

My dad helps me with my homework and ___ he cooks supper.
then

I am funnier ___ my sister
than

Julia thinks that scientists are more intelligent ___ her.
than

The princess ate supper, ___ she went to sleep.
then

My grandpa is older ___ my grandma.
than

The policemen came ___ the ambulance men came.
then

During my travel I will visit China ___ Siam.
then

I think that apple juice is better ___ orange juice.
than

When I wake up I brush my teeth and ________ I shower.
then

Hot chocolate sells more _____________ coffee in the cafeteria.
than