I ste ed on ice and fell to the ground 我踩到了一块冰，跌倒在地。
2.
I ectio of freshwater fish at local markets would be ste ed up 会加强检验本地街市售卖的淡水鱼。
3.
When the bull got close to him ， he clumsily ste ed aside to let it pa 当公牛接近了他时，他笨拙地向一旁一闪，把公牛让了过去。
4.
The train finally arrived and two young men ? ? one big and broad ， the other small and slight ? ? ste ed onto the platform 火车终于到站了，两个年轻人? ?一位，个儿高，体态魁梧；另一位，个儿矮，长相瘦弱? ?踏上了站台。
