Today I went to the stream behind the house with my little brother and sister to play. When we passed by the bamboo grove, my little sister started to run really fast, because yesterday we saw a poisonous snake there.
今天下午和弟弟妹妹到家後面的溪邊玩，路經竹林時，妹妹跑得好快，因為昨天我們在這裡看見一條青竹絲。