X线片示左心室增大,主动脉增宽、延长、迂曲,心脏呈靴型的是() A.二尖瓣狭窄 B.

题型:单项选择题 A1/A2型题

问题:

X线片示左心室增大,主动脉增宽、延长、迂曲,心脏呈靴型的是()

A.二尖瓣狭窄

B.心包积液

C.肺源性心脏病

D.高血压性心脏病

E.主动脉瓣狭窄

考点:中医骨伤科住院医师中医基础理论中医基础理论题库
题型:单项选择题 A1/A2型题

阅读下面短文,根据所给的首字母,在空白处填入一个适当的单词,使短文意思完整。

     Thirty years ago, I walked into your bakery and asked for some loaves (条) of bread to sell. At that time,

I was 12 years old. A young lady (1)s______ me that day. She gave me five loaves and wished me good

(2) l______.

     I took the loaves and went out to sell them. It (3)t______ me all day, but I sold them all. At the (4)e______

of the day, I had some money. I was the (5)h______ boy in the world as I walked home that evening.

     The next day, I went to a bicycle shop. I paid a deposit (定金) on a new bicycle.. And then I started my

next (6)j______ as a newspaper delivery boy. Soon I (7)c______ pay the rest of the money for the bicycle and

the bike was mine. I was so proud of (8)m______!

     Today I still work in the delivery business. I have a lot of trucks to send goods all over the country. I live

in a beautiful house, but I don't ride a bicycle these days. I drive a large nice car.

      I don't know (9)e______ that young lady was. But (10)b______ she gave me the start, I have become a

successful man. I'd like to show my thanks to her.

题型:单项选择题 A1/A2型题

已知抛物线y2=4x上两定点A、B分别在对称轴两侧,F为焦点,且|AF|=2,|BF|=5,在抛物线的AOB一段上求一点P,使S△ABP最大,并求面积最大值.

题型:单项选择题 A1/A2型题

使用中的胰岛素笔芯不宜冷藏,在室温下最长可保存。

A.1周
B.2周
C.3周
D.4周
E.6周

题型:单项选择题 A1/A2型题

补充完成下面的ACL语句,禁止内网用户192.168.1.254访问公司web服务器和外网。
Router(config)#access-list 1 deny (6)
Router(config)#access-list 1 permit any
Router(config)#interface ethernet 0/1
Router(config-if)#ip access-group 1 (7)

题型:单项选择题 A1/A2型题

下列各项中,属于旅行社超范围经营的是( )。

A.国内旅行社经营入境接待业务

B.外国旅行社常驻机构经营入境接待业务

C.国际旅行社经营出境业务

D.中外合资旅行社经营入境接待业务

E.外商投资旅行社经营中国内地公民港澳游业务

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