一、用所给内容的适当形式填空
1. On my way home, I saw a little girl ______ (cry) at the corner.
2. It was sunny and hot yesterday. We went to the park and ______ (fly) kites there.
3. He went ______ (camp) with his friends on Saturday morning.
4. Two days ago, Nancy ______ (tell) me an interesting story.
5. There ______ (be not) any butterflies in the countryside three years ago.
二、单项选择