下列不符合食道癌的是() A.进行性吞咽困难 B.持续性下咽哽噎感 C.老年人多 D

题型:单项选择题

问题:

下列不符合食道癌的是()

A.进行性吞咽困难

B.持续性下咽哽噎感

C.老年人多

D.男多于女

E.下段多于中段

考点:麻醉科住院医师胸心外科胸心外科题库
题型:单项选择题

去甲肾上腺素为______构型,具______旋性。

题型:单项选择题

51.87÷26=1.995,商按“四舍五入”法精确到百分位约是[ ]

A.20    

B.2.00    

C.1.99

题型:单项选择题

根据首字母填空。

1. Be careful. There is a wine b_______ on the table. You might break it.

2. The number after twenty-nine is t_______.

3. Have you e________ been to the Great Wall?

4. It's dangerous to d________ a car after you get drunk.

5. Your parents are your f________ and mother.

6. If a dream comes t________, it actually happens.

7. W________ is the coldest season of the year.

8. When snow f________, it comes down from the sky.

9. It's best to water plants either e________ in the morning or late at night.

10. We don't go to the c________ much for movies because we have a video.

题型:单项选择题

下列说法中正确的是(  )

A.只有运动的物体才有惯性

B.只要物体受到力,就会产生加速度

C.加速度的方向由物体所受的合外力的方向确定

D.失重就是失去重量

题型:单项选择题

关于红海形成的原因正确的是()

A.亚欧板块和非洲板块交界处,生长边界

B.印度洋板块和非洲板块交界处,生长边界

C.亚欧板块和非洲板块交界处,消亡边界

D.印度洋板块和非洲板块交界处,消亡边界

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