spark的master和worker通过netty方式进行通信的（）

Choose the word that best completes the sentence.Sandra is a _____ boss. She always knows when a worker is upset, even if the worker acts as if nothing is wrong（） Which of the following is not a white-collar worker? Which of the following is not a blue-collar worker? My aunt Lisa is _______ office worker. More than one worker ______ dismissed. The man（）you talked just now is a worker   在Java中，类Worker是类Person的子类，在Worker的构造方法中有一句“super（）“，该语句（） when might a worker need to use a variety of skills? It is necessary that an efficient worker ______ his work on time. The worker keep_______ in order to make money for their living My uncle ________ a worker, but now he _______in an office. Considering herself “a good worker”, Mother Rigby was confident in _____ Tony’s lifelong dream was to be a good worker. The worker is going to ____ an air-conditioner in the building. He is in a _____ position as the only part— time worker in the firm（） The reasons why young worker will be harder to recruit exclude （　　）. The older worker and the young each ___________their own tools. She asked the worker how long _______ to build the church. After he finished school, he worked _____ a worker.[ ] The stranger isn’t like a worker, nor _____ a salesman.