从方框中选择合适的疑问词,补全对话。(可重复使用)
what where who did
1. A: ______ did you go? B: I went to the park.
2. A: ______ did you meet in London? B: I met John.
3. A: ______ did you see? B: I saw lots of places.
4. A: ______ did you buy last night? B: I bought a bike.
5. A: ______ you see a bird? B: No, I didn’t.