男性，59岁，咳嗽、咳痰6年，心悸、气短2年，口唇发绀，颈静脉充盈，桶胸，双下肢轻肿，肝颈回流征阴性，三尖瓣区收缩期杂音，腹水征阴性。血气：PaCO256mmHg，Pa0249mmHg，pH7.56。该患者应诊断为（）
A.慢性支气管炎、肺气肿
B.慢性支气管炎
C.慢性支气管炎、肺气肿、肺心病、呼吸衰竭
D.慢性支气管炎、肺气肿、肺心病、心功能失代偿期
E.慢性支气管炎、肺气肿、肺心病、心肺功能代偿期
参考答案：C
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| It was Sunday morning. Little Jim was 1 . He had no classes. After breakfast, Jim said to his mother, "Mom, can you go to the beach 2 me?" "OK, dear. I want to go there. Too, " his mother said. "Let's take some food. If we are 3 , we can eat it. " "Good idea!'' said Jim. They decided to take a 4 there. They each had a seat because there 5 many people on the bus. On the beach, Jim and his mother had a great 6 . They played beach volleyball and had a 7 in the water. Jim made two new friends there. One is Mike and 8 is Carol. After getting home, Jim 9 a letter to his cousin Cathy and told her 10 he and his mother did on that day. | |||
| ( )1. A. at home ( )2. A. at ( )3. A. quiet ( )4. A. car ( )5. A. weren't ( )6. A. look ( )7. A. day ( )8. A. other ( )9. A. asked ( )10. A. what | B. at school B. for B. hungry B. train B. are B. class B. tour B. the other B. visited B. why | C. on the beach C. in C. shy C. bus C. wasn't C. place C. swim C. others C. studied C. when | D. in the park D. with D. relaxed D. bike D. is D. time D. dinner D. the others D. wrote D. how |