1. He couldn't hang out with us last night beacause he had a lot of homework.
2. My mother doesn't like pop music and my sister doesn't, either.
3. How did they get there? By bus or by taxi?
4. I had a headache yesterday, so I didn't go to school.
5. They play very well, but they didn't win.
6. She didn't have a map, so she got lost.
7. She passed the examinations easily, although she isn't intelligent.
8. I love reading books, and my younger brother does, too.
9. Minh enjoys watching football matches on TV, but he never plays it.