and B. so C. because D. but

E. or F. although G. then H. therefore

________ 1. Bob is an only child. He is very independent.

________ 2. You have to bring your examination card.

You cannot join the exam without the examination card.

________ 3. She went to work. She didn’t want to go.

________ 4. My cat was hungry. It had not eaten since breakfast that day.

________ 5. A book can be a lot of fun. A book can be boring.

________ 6. Her wallet fell to the floor. A photo of her boyfriend came out of it.

________ 7. Andy watched her favorite TV show. Andy went to bed.

________ 8. Karen and Sally are best friends.

Karen and Sally have many things in common.

________ 9. They made plan to go to the beach. They couldn’t do it.

________ 10. I couldn’t sleep that night. I was too tired the next morning.​