风湿性心瓣膜疾病最常见侵犯的瓣膜是()
A.主动脉瓣
B.肺动脉瓣
C.二尖瓣
D.三尖瓣
E.人工瓣膜
参考答案:C
词汇
Good, die, question, information, success
小题1:The answers to the __________ are not right.
小题2:He is a _________ athlete. Most people know him.
小题3:Who is __________ in Physics in your class?
小题4:Sam is looking for some __________ about the earthquake.
小题5:Her __________ shocked us a lot.
关于韩非子的下列评述,正确的是①是战国时期法家思想的集大成者②主张建立君主专制的中央集权国家③主张治国以礼教为主④认为社会在不断发展,主张变法革新
A.①②③④
B.②③④
C.①②④
D.①③④