星期四晴今天下午,我们练习跑步时,朱兆康在跑道旁边捡到了一个糖袋子。他打开糖袋一看,发现里面竟然什么也没有。他用一只手抓了一把沙子,另一只手撑糖袋,然后张开抓沙子的手。沙子就像滑滑梯一样进入袋子,袋子立刻变得鼓鼓的。我以为他要把糖袋当成飞镖扔到墙上。结果,他把糖袋 Thursday clear This afternoon, when we practiced jogging, Zhu Zhaokang picked up a sugar bag next to the runway. He opened the sugar bag and found that there was nothing in it. He grabbed a handful of sand with one hand and a sugar bag on the other hand, then opened his hand on the sand. The sand entered the bag like a slide, and the bag immediately became bulging. I thought he was going to throw sugar bags as darts on the wall. As a result, he put sugar bags