高选择性胃迷走神经切断术的要点是A.不切断胃窦部的迷走神经支 B.保留迷走神经的左主

题型:单项选择题

问题:

高选择性胃迷走神经切断术的要点是

A.不切断胃窦部的迷走神经支

B.保留迷走神经的左主干

C.保留迷走神经的右主干

D.保留胃壁细胞的迷走分支

E.不切断迷走神经的肝、胆分支

考点:普通考研西医综合全国硕士研究生入学统一考试西医综合真题1991年
题型:单项选择题

下列动物中都属于昆虫的是                                    

A.蝗虫、菜粉蝶

B.蚊子、对虾

C.菜粉蝶、沙蚕

D.苍蝇、珊瑚虫

题型:单项选择题

设备质量管理的目标是提高设备项目的()、社会效益和环境效益,使设备质量达到预期的质量水准。

A.经济效益

B.投资效益

C.预期效益

D.综合效益

题型:单项选择题

在有5个一等品,3个二等品8个零件中,任取3个零件,至少有1个一等品的不同取法种数是(  )

A.330

B.55

C.56

D..33

题型:单项选择题

After finishing_______his homework, Tom decided______a walk in the park.

A.to do;to take

B.doing; taking

C.doing; to take

D.to do; taking

题型:单项选择题



As always, I am pleased to be here at the National Press Club for my (1) Speech. This is the seventh time I have had the (2) to give this speech, and over the years I have talked about a wide range of issues: (3) , reading, setting high expectations, improving the teaching profession, and (4) the American high school -- to name just a few.
I have just returned from a five-day, (5) tour of schools in rural America. We started in Monroe, Louisiana, and finished (6) later in Paducah, Kentucky. What I noticed most about the trip was the weather. Every time I (7) my Success Express School Bus, the local people who came to greet me (8) that the record for (9) had just been broken in their community. In each place, the temperature was always between (10) degrees.
Now, I have very good people on my staff. But the next time we plan a (11) , I’m going to have a (12) on my staff. I took this bus trip through rural America to make an important point that the (13) of children in our nation’s small towns cannot be ignored. Twenty-five percent of all our school children live in (14) all over America.
When it comes to our children, let’s always remember that children everywhere have (15) and (16) . Yet, schools in small towns too often have to (17) because of limited resources and a (18) . On my trip I put a p focus on the issues that matter in rural America, with a particular emphasis on (19) schools, reducing class size, and overcoming the (20) .

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