1.Lack of signal may mean being nervous. 2.The speech of Mr.Lin lasted two hours. 3.Sometimes the way of speaking is the key to successful communication. 4.To avoid confusion,you had better explain her this problem clearly. 5.Miss.Yang is considered to be a good saleswoman,cause she greets to every customer happily.
1.lacking of signal by eyes maybe means nervousness 2.Mr lin 's speech lasted 2 hours 3.occasionally, the way to talk is the key to success 4.Avoiding confusions,you'd better to explain this problem explicitly 5 Miss Yang is considered as a good shop assistant, becouse she greets costumers with smiling