—Why do you like this TV program?
—_________ it’s very interesting and exciting.
A. Though B. Because C. So

We lost the soccer game, _ everyone of us played very well.

We can easily become unhappy_____ we work out our problems in our daily life.

Stephen Hawking can’t walk or even speak，_____he has become very successful.

—Would you like to go for a walk with me, Allen?
—I'd love to, ________you don't want to go alone.

Come on, ______you'll be late.
A. and B. but C. or d. so

We should protect the earth，         we will have no water to drink．

He had to retire(退休) early ______ poor health.

Making friends is not easy. Sometimes it can take years      you become true friends with someone.

The old man asked the girl to take another seat            he wanted to sit next to his wife.
A. because    B. so that     C. so