6. As the weather was bad, he feels unhappy.
7. Because it is raining heavily, a lot of people can't go out, so my father couldn't play soccer yesterday.
8. He was too lazy, so he couldn't get anything done.
9. Since he is kind and sociable, many people like him.
10. Miss Nga said that her house was big in that village.
11. Mai said that she was doing the dishes then.
12. Nam told me that he was a new student there now.
13. Nam told me that he liked listening to music in that room then.
14. Nam said that he was doing his homework then.
15. She asked me if I went to school by bike.
16. She asked me if I would come there the next day.
17. He asked Lan if she was going to school then.
18. Mr. John asked Lan where she would spend her holiday next vacation.