1. Lena said: “I enjoy chatting on the phone with my friends.”
→ Lena said she enjoyed chatting on the phone with her friends.
2. The teacher said: “A communication breakdown may happen due to cultural differences.”
→ The teacher said a communication breakdown might happen due to cultural differences.
3. “What might the inhabitants of Jupiter look like?” Duong said.
→ Duong asked what the inhabitants of Jupiter might look like.
4. Chau said: “Will we still have traffic jams in 30 years’ time?”
→ Chau asked if we would still have traffic jams in 30 years’ time.
5. “I’ve read a book about life on other planets,” Phuc told me.
→ Phuc told me he had read a book about life on other planets.