搜题请搜索小程序“爱下问搜题”
问题 单项选择题

成人椎体结核和椎体肿瘤X线片上的主要鉴别点是()

A．病变椎体受压后，可发生病理性压缩骨折

B．有明显死骨存在

C．椎旁软组织阴影

D．椎间隙狭窄或消失

E．骨小梁模糊，骨质缺损

答案

参考答案：D

阅读理解

阅读理解。

1. Which is the cheapest (便宜的) of all?

A. Hat.

B. T-shirt.

C. Pants.

D. Socks.

2. How much are two sweaters and a hat?

A. $14.

B. $20.

C. $21.

D. $22.

3. You can buy _____ in Mason's Clothes Store.

A. black pants

B. a blue sweater

C. a green hat

D. red socks

4. You like red and you only have $6. You can buy _____.

A. a sweater

B. a hat

C. a T-shirt

D. none (全无)

5. You only have sixteen dollars. You can buy _____.

A. a sweater and a pair of pants

B. two T-shirts and a pair of socks

C. two sweaters

D. a sweater and two hats

查看答案
单项选择题 A1/A2型题

正确的问诊是（）。

A.您是否有铁锈样痰

B.除了腹部疼痛外还有其他部位疼痛吗

C.大便时有无里急后重的感觉

D.你的尿液是深黄色的吗

E.大便是黑色的吗
查看答案