My sister loves to travel during the summer. She books flights during the summer.
My sister loves to travel, so she books flights during the summer.
Mark told me not to come with him. He looked longingly at me as I left.
Mark told me not to come with him, but looked longingly at me as I left.
A book can be a lot of fun to read. A book can be boring.
A book can be a lot of fun to read or it can be boring.
She went to work. She did not want to go.
She went to work, but she did not want to go.
I don't want the blue shirt. I don't want the green shirt either.
I don't want the blue shirt, nor the green shirt either.
My cat was hungry. It had not eaten since breakfast.
My cat was hungry, because it had not eaten since breakfast.
Polar bears are fierce, territorial animals. Grizzly bears are the same.
Polar bears and Grizzly bears are fierce, territorial animals.
I will not give in to you. I will not let you push me around.
I will not give in to you or let you push me around.
They couldn't think of anything better to do. They decided to baby-sit for the family.
They couldn't think of anything better to do, so they decided to baby-sit for the family.
The scientists trained him well. They helped him find a job when his training was through.
The scientists trained him well, so they helped him find a job when his training was through.