痰阻于肺可见的症状是（）
A.咳喘咯痰
B.恶心呕吐
C.咽中梗阻，如有异物
D.肠鸣沥沥有声
E.咳喘倚息、不能平卧
参考答案：A
In relation to the law of contract, explain what is meant by breach of contract, paying attention to anticipatory breach. (10 marks)
会计的核算职能和监督职能各司其职，互不相干。（）
