1. Jimmy didn’t do his homework.  I________, he played computer games, so his parents were very angry.

2. —What r__________ is Bill to you?

—He is my uncle.

3. He had no way to c__________ with his brother.

4. Look! There are many c__________ in the sky. It seems to rain.

5. Could you e__________ the new words for me? I can’t understand them.