风心病二尖瓣狭窄发生房颤后,常见的并发症是
A.心源性脑缺血综合征
B.动脉栓塞
C.肺部感染
D.亚急性感染性心内膜炎
E.完全性房室传导阻滞
参考答案:B
情景对话。
请根据对话情景, 补全空中所缺部分。每空词数不限。
Morn: Morning, Tom!
Tom: 1 , Mom. I need some things for school. Can you help me, please?
Mom: Sure.
Tom: I need my dictionary. 2 ?
Mom: Er…It's on the bookcase.
Tom: And I 3 my notebooks.
Mom: Are they in the drawer?
Tom: No, 4 .
Mom: Oh, they're on the desk.
Tom: And my watch.
Mom: Is it on the table?
Tom: I don't know. Let me see. Yes, 5 .Thanks, Mom.
企业将融资租入固定资产按自有固定资产的折旧方法计提折旧,遵循的是()要求。
A.谨慎性
B.实质重于形式
C.可比性
D.重要性