1. Hoa worked hard, so she passed her exam.
è Because ..........................................................................................................................................
2. I turned on the air conditioner because it was hot.
è It .....................................................................................................................................................
3. Because Nga is sick today, she won’t go to school.
è Nga ..................................................................................................................................................
4. The new camera didn’t work, so Mrs. Robinson took it back to the shop.
è Mrs. Robinson..................................................................................................................................
5. Because the weather was bad, we couldn’t go camping.
è We couldn’t......................................................................................................................................
6. Linh didn’t have time for breakfast because she woke up late.
Linh ..................................................................................................................................................