男，30岁，急性失血性贫血患者。 当丢失血容量至少达多少时即可有贫血表现
A. 10%
B. 20%
C. 30%
D. 25%
E. 35%
查看答案
The best title for this passage might be________.
A. Chinese Cooking Style
B. Differences between Proteins
C. How to Take Proteins Scientifically
D. How to Avoid Heart Disease
The main idea of the fourth paragraph is________.
A. Chinese meals are much healthier than Indian meals
B. saturated fat and cholesterol will cause heart disease
C. the oriental-style cooking provides adequate proteins for all
D. eating vegetables with some meat will be helpful for taking proteins
Brown's wife died when the baby was born, and today this noble, dear, and________ child is all the life of the Brown family.
A. preceding
B. precious
C. precise
D. previous
All the teachers who have taught me deserved________admiration.
A. respected
B. respectable
C. respectful
D. respective
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