1. Unknowingly, the visitor had used his body language to communicate the wrong message. 这个游客因为不明白，用身体语言传递了错误的信息。
2. Romance, is only a means, in reality the beginning of love is very ordinary, it would unknowingly come, there is no sign. 浪漫，只是一种手段，现实中爱情的开始其实很平凡，会在不知不觉中来临，毫无征兆。
3. I returned home this afternoon she went home to play with his grandmother at home I enjoy playing house, unknowingly came to the pond under the willows. 今天下午一回到家就去了奶奶家里玩，我在奶奶家屋后尽情地游玩，不知不觉地来到了池塘边的柳树下。
