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【单选题】
It is implied that the main difference between 'S' and 'R' rats is their ______.A.
need for Sodium 22
B.
rate of mating
C.
reaction to salt
D.
type of blood
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【简答题】We excessively use our washing machine until it is worn out _____ repair.
【简答题】To use a worn-out phrase, "Safety on the job is everyone's responsibility".
【单选题】The letter ______ three days ago and it ______ yesterday. [ ]
A.
had post, had arrived
B.
was posted, arrived
C.
posted, arrived
D.
had been posted, was arrived
【单选题】、2011U1-107男,55岁。间断咳嗽咳痰,反复发作30年,近2年来渐觉气短,发现高血压3年,吸烟36年,2包/日。查体:心肺无明显阳性体征,心脏彩超未发现异常,为明确诊断首选的检查是
A.
胸部CT
B.
肺功能
C.
运动心肺功能
D.
冠状动脉造影
E.
核素心肌显影难度
【单选题】It's a worn-out society theory. We seldom use it now.
A.
badly used
B.
badly damaged
C.
badly tired
【单选题】The use of standard components makes ()easier when they are worn.
A.
replacement
B.
place
C.
repair
D.
modification
【判断题】The initial letter does not refer to the letter of establishing business relations.
A.
正确
B.
错误
【单选题】Franklin compared himself to a worn-out carpet in order to show that he was too exhausted to be of any use to his country.
A.
Y
B.
N
C.
NG
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