And this indeed improve the students ' listening skills effectively. Therefore, we should create an optimal English learning environment for students to develop their pragmatic awareness and the habit of English thinking to improve English listening learning. 所以,我们在教学中应注意给学生创造条件,发展语用意识,形成外语思维,促进他们听力技能的提高。
RL gets optimal policy through trial-and-error and interaction with environment. As an unsupervised learning method, RL learns directly from the feedback of environment, which enable the system with RL to learn online and be adaptive to the varying environment. 强化学习通过试错和与环境交互获得策略的改进,作为一种无监督学习方法,它直接从环境反馈中进行学习,这种特点使它能够适应变化的环境。