1. Dave / be / sad / because / he / not / pass history exam.
2. It / often / take / me / 15 minutes / get / school / foot.
3. My brother / can / play / chess / when / he / 6 years old.
4. The city/ suffer/ both/ air pollution/ water pollution.
5. My sister/ not only/ intelligent/ hardworking.
6. Friend/ advise/ me/ not/ go/ train/ next time.
7. I/ forget/ thank/ them/ help/ me.
8. Smoking/ not allow/ public places/ Australia
1.Dave was sad because he did not pass the history exam.
2.It often takes me 15 mins to get to school on foot.
3.My brother could play chess when he was 6 years old.
4.The city suffers from both air pollution and water pollution.
5.My sister is not only intelligent but also hard-working.
6.My friend advised me not to go by train next time.
7. I forgot to thank them for helping me.
8. Smoking is not allowed in public places in A
chúc hcwufqafiowanfc học tốt nhaaaa