男性，感冒后咳嗽，刺激性干咳，胸闷2个月。静滴青霉素800万单位/日持续半个月，无好转，应用支气管舒张药物可缓解。查体：肺及心脏无异常体征。胸X线平片无异常。血清肺炎支原体抗体阴性。为确诊应选择下列哪项检查最合适（）.
A.支气管激发试验
B.肺通气功能检查
C.肺弥散功能测定
D.小气道功能测定
E.残气功能测定
参考答案：A
Dogs are people's friends. They will do anything their owners ask them to do and they do their duty very well. Curly is my black dog. He is big and strong. He is strong enough to carry me on his 1 . He likes running and playing with me. He likes to 2 .my father around in the fields, too. One day my father took off his coat, put it on the ground 3 a big tree and said to Curly, “ 4 my coat.” Curly sat down on the coat. Then my father remembered he had to 5 dinner for the family. 6 he went home and forgot all about his coat and dog Late in the evening I 7 my dog and looked for him everywhere in the yard. I called, "Curly, Curly!" But Curly did not answer. Soon my father wanted something in his coat pocket(口袋). Suddenly he remembered 8 he had done. Quickly he went back to the big tree. What do you think he saw? Curly was 9 sitting on the coat! He was afraid someone would take it 10 .
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