【单选题】闭合性胸部外伤后出现反常呼吸运动的表现是
【单选题】When teaching speaking what is the first and most important task for a language teacher?
A.
Trying to design suitable speaking tasks for learners.
B.
Setting various kinds of tasks for learners to train their oral competence.
C.
Adjusting their ways of assessing learners’ spoken language.
D.
Encouraging learners to speak up the language they are learning.
【单选题】What is the main task of the lubrication oil in the engine?
A.
To lubricate and cool the engine
B.
To lubricate the engine
C.
To transfer heat out of the engine (cooling)
D.
To keep the crankcase clear and free of deposit
【单选题】患者男,双侧肾动脉狭窄,有哮喘病史,因气短、心悸就诊,体检和实验室检查结果为血压172/96mmHg,血尿酸516umol/L(正常值180~440umol/L),血钾5.6mmol/L(正常值3.5~5.5mmol/L).可选用哪一个降压药
【单选题】What is the first task of the advocators of cultural diversity?
A.
To negotiate with the United States of America.
B.
To revise some of the articles of WTO.
C.
To subordinate the Convention to WTO and others.
D.
To avoid the influence of information technology.