1. "Are you coming to the party?" (Rising intonation on "party" indicates a question)
2. "I went to the store, and they were out of milk." (Falling intonation on "milk" indicates a statement)
3. "That's a beautiful painting, isn't it?" (Rising intonation on "it" indicates a tag question)
4. "This cake is delicious! I could eat another slice." (Falling intonation on "slice" indicates a statement)
5. "What are you doing this weekend?" (Rising intonation on "weekend" indicates a question)