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【单选题】
患者，女，20岁，心尖部听到一个舒张中期出现的先递减后递增型的隆隆样杂音，伴有第一心音增强；心律表现为节律不规则，第一心音强弱不一致，心率大于脉率现象。提示该患者的风湿性心脏瓣膜病是A.
二尖瓣狭窄
B.
二尖瓣关闭不全
C.
二尖瓣狭窄并关闭不全
D.
二尖瓣狭窄并心房颤动
E.
二尖瓣关闭不心房颤动
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举一反三
【单选题】The purpose of this text is to _____.
A.
tell students the causes of test anxiety
B.
introduce workshops dealing with test anxiety
C.
introduce methods of getting high grades in exams
D.
teach students how to overcome test anxiety
【单选题】The purpose of the passage is _________.
A.
to explain why we should overcome the fear of AIDS
B.
to criticize schools for neglecting AIDS education
C.
to prove that the danger of AIDS has been overstated ( 夸大 )
D.
to give the reasons for AIDS education
【单选题】The purpose of the letter is to ask the applicant whether_______.
A.
he accepts the offer
B.
he needs financial support
C.
he wants help in applying for a Visa
D.
he wishes to share a flat with others
【单选题】挡土（围护）结构，支撑及锚杆的应力应变观测点和轴力观测点，应布置于（）。
A.
受力较大的且有代表性的部位
B.
受力较大，施工方便的部位
C.
受力较小的且有代表性的部位
D.
受剪力较大，施工方便的部位
【单选题】The purpose of this passage is to ______.
A.
prove that success is not difficult to achieve
B.
explain why success is difficult to achieve
C.
advise on how to achieve success
D.
clarify what success is
【简答题】混凝土的抗渗性常用 表示,其符号为 ,其值越高,抗渗性越 。
【单选题】The purpose of the passage is to ____.
A.
advertise the iMOVE database
B.
make German companies more popular
C.
hire overseas employees to work in Germany
D.
encourage people to learn foreign languages
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