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【判断题】
山西现有世界遗产4个,平遥古城、大同云冈石窟、五台山和长城山西段。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which department is the backbone of a hotel?
A.
The Housekeeping department
B.
The Front desk
C.
The food and beberage department
D.
the recreational department
【单选题】The invitation for bids is publicized through proper media (newspaper, magazine, etc) to inform all prospective bidders is called _____.
A.
open bids
B.
selected bids
C.
limited competitive bids
D.
submission of bids
【单选题】The backbone of a DNA strand is composed of which of the following?
A.
Sugars and bases
B.
Phosphates and sugars
C.
Bases and phosphates
D.
Nucleotides and sugars
E.
Phosphates and nucleosides
【单选题】Certain drugs can intercalate between DNA bases and alter the backbone of the DNA. The backbone of a DNA strand is composed of which of thefollowing? Choose the one best answer.
A.
Phosphates and sugars
B.
Bases and phosphates
C.
Nucleotides and sugars
D.
Phosphates and nucleosides
E.
Sugars and bases
【简答题】患者，女，48岁。右侧耳下肿胀伴轻度疼痛1个月，表面皮肤肤色正常。腮腺肿块最常见的良性肿瘤是A、腮腺混合瘤 B、腮腺淋巴瘤 C、腮腺血管瘤 D、腮腺脂肪瘤 E、乳头状囊腺瘤 CT示右侧腮腺深叶增大，边缘模糊，有增强，病变内可见少量气体影，诊断为A、腮腺恶性肿瘤 B、腮腺良性肿瘤 C、腮腺转移瘤 D、腮腺脓肿 E、腮腺良性增生
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