问题
单项选择题
一位风心病二尖瓣狭窄患者，经常咳嗽、气短。不能平卧。近1个月出现下肢水肿，肝大，上述症状有所减轻。
风心病二尖瓣狭窄最常见的并发症是
A．感染性心内膜炎
B．充血性心力衰竭
C．咯血
D．血栓栓塞
E．肺部感染
答案
参考答案：B
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一位风心病二尖瓣狭窄患者，经常咳嗽、气短。不能平卧。近1个月出现下肢水肿，肝大，上述症状有所减轻。
风心病二尖瓣狭窄最常见的并发症是
A．感染性心内膜炎
B．充血性心力衰竭
C．咯血
D．血栓栓塞
E．肺部感染
参考答案：B
| 阅读理解。 | ||||||||||
| The four sweaters on the bed are red, yellow, black and blue. They're Amy's, Bill's, Charles' and Mary's. I know Amy likes red. But the red sweater isn't Amy's. What color is Charles' sweater? I don't know. But I know his sweater isn't red. Bill and Amy say," Our sweaters aren't black." Mary says, "My sweater is blue." | ||||||||||
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