1. It is raining, so I can't go out.
2. She can't pass the exam because she doesn't study hard.
3. Because John forgot his umbrella, he got wet.
4. The weather was so awful that we didn't enjoy the day.
5. He had to work, so he couldn't come.
6. Because of sickness, Nga didn't go to school yesterday.
7. Because of the noise, I can't study.
8. I wish could go to the cinema with you.
9. I wish I knew her phone number.
10. My sister wishes she could join the trip.
