英语翻译你因该注意你站和坐的方式(the way)缺乏眼神交流可能表示紧张(lack of:signal)长城给他们留下

1:You should pay attention to the way you stand and sit。
2:The lack of eye communication may be a signal of being nervous。
3:The Great Wall gave them a deep impression。
4:I prefer playing tennis to swimming。
5:Mr。Lin's speech lasted for 2 hours。