Harry seemed to have learned nothing from the failures of his ___________ so he met with credit crisis in the company.
A. predecessors
B. participants
C. constituents
D. successors
查看答案
His photographs of slums ___________ far more than words.
A. confronted
B. conveyed
C. displayed
D. contradicted
正常人肺循环阻力的范围是
A. 350～450dynes·sec/cm5
B. 50～150dynes·sec/cm5
C. 10～50dynes·sec/cm5
D. 250～350dynes·sec/cm5
E. 150～250dynes·sec/cm5
The manager promised in his address to the working staff to ___________ the success of last year's profits.
A. accelerate
B. repel
C. duplicate
D. enlarge
The author's main purpose of writing the passage is ________.
A. to explain the specific functions of various hormones
B. to provide general information about hormones
C. to explain how the term "hormone" evolved
D. to report on experiments in endocrinology
微信支付 
支付宝支付