写一篇实践活动的记叙文 — 英语填空题
题目
根据中文提示补全这篇实践活动记叙文。Yesterday, our class learned to make paper bridges. First, we got some paper and two books. ___ Then we put small blocks on the bridge to test it. It held five blocks, and we were very happy. I learned that doing things with others can be fun.（小组合作时，我先折纸，再把纸的两端固定在两本书上。）