Chia dạng đúng của từ trong ngoặc

1. Yoko is from Japan, his …… is Japanese. (NATION)

2. Children mustn’t play on the roads because they are …… places. (DANGER)

3. Helen’s a …… girl. She takes part in a beauty contest. (BEAUTY)

4. We sometimes go …… with our friends on the weekends. (CAMP)

5. I cannot know all persons in my …… because there are so many. (NEIGHBOR)