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【单选题】
男性,55岁,20年高血压病史,近年又发现有糖尿病高甘油三酯血症,2个月来时有心前区憋闷发作,检查血压22.7/13.3kPa(170/100mmHg),有S3,宜首选下列哪个药物治疗A.
利尿剂氢氧噻嗪
B.
钙拮抗剂缓释硝苯地平
C.
血管扩张剂肼苯哒嗪
D.
β受体阻滞剂普萘洛尔
E.
单硝酸异山梨醇酯
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【单选题】51单片机串行通信引脚有数据接收端RXD和数据发送端TXD,它们分别对应的引脚是。
A.
P3.0、P3.1
B.
P3.2、P3.3
C.
P3.4、P3.5
D.
P3.6、P3.7
【简答题】What’s the bet between the two brothers?
【多选题】Why should a visitor to a large firm make an appointment in advance?
A.
Because executives are usually quite busy.
B.
Because executives often have to go out on business.
C.
Because executives often do not have much time for visitors.
D.
Because executives are often away from the office.
【简答题】Why should a firm be cautious about entering a licensing agreement?
【单选题】Why are the two brothers and the sister of Wilbur and Orville mentioned in paragraph 5?
A.
Because they all had more education.
B.
To illustrate that the abilities and personal qualities of Wilbur and Orville had enable them to achieve their goals without college education.
C.
To illustrate why it was not necessary for them to go to college.
D.
To contrast the achievements of different family members.
【单选题】— Li Na went out of the China Open in the first round. Why should she be defeated by such an unknown player? — Well, that's OK. She __________ enough after becoming the world champion. [ ]
A.
could not train
B.
must not have trained
C.
can not train
D.
may not have trained
【单选题】The two brothers are talented in maths, and both of them won the first prize of maths competition. [ ]
A.
similarly
B.
familiarly
C.
frequently
D.
correctly
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