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【判断题】
耶基斯-多德森定律表明, 在难度较大的任务中,较低的动机水平有利于任务的完成。A.
正确
B.
错误
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举一反三
【单选题】I never know how colorful my life would be until I ____ my first college teacher last term.
A.
meet
B.
met
C.
have met
D.
had met
【单选题】While modulation/demodulation technology was being standardized for the most recent modems, several other peripheral standards were also being developed.
A.
auxiliary
B.
notable
C.
relevant
D.
elemental
【单选题】患者男性,39岁。有风心病、心房颤动史15年,长期口服地高辛。药物治疗的主要目的是
A.
增强心肌收缩力
B.
减慢心室率
C.
恢复窦性心律
D.
预防栓塞
E.
减慢心房率
【单选题】I passed the college entrance examination. Never in my life______so excited.
A.
would I feel
B.
I felt
C.
had I felt
D.
I had left
【简答题】技术学习是技术训练过程的(),它将对整个技术训练过程产生重大影响,因而,教练员、运动员有必要掌握技术学习的有关理论。
【单选题】While the history of technology can be traced along many lines, one of the most intriguing (引人入胜的) development is that photo technology, the technology of light. From the prehistoric invention of fire...
A.
its mere practical use is to enable people to see well
B.
it achieved a remarkable development in the early nineteenth century
C.
its development is related to the study of the history of technology
D.
it has aroused the interest of inventors ever since ancient times
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