问题 多项选择题

有关消化道疾病的描述,正确的是()

A.静脉曲张只见于食管,胃部见不到

B.对比造影在胃癌诊断上是重要的

C.食管癌中以鳞癌多见

D.小弯侧较大弯侧的胃溃疡发生率高

E.十二指肠球部溃疡较升段者多

答案

参考答案:B, C, D, E

解析:静脉曲张一般为门静脉高压的重要并发症,既可累及食管也可累及胃底及贲门区。

阅读理解

阅读下面短文,根据短文内容完成下列句子。

                                        Different school year in US and Cluna

    With the beginning of the new semester, we have to say goodbye to the summer holiday.  But do you

 know students in America start their semester earlier than we do?

    Most American schools have a total of about 180 days of teaching.  The fall semester goes from early

 September to mid-December, and the spring semester goes from early January to mid-June.

     In China, we have two semesters and each has about 20 weeks.  The US school year is about 20 days

  shorter than it is in China.

    In the US, school kids have a long summer vacation and a few breaks,  which are like China's Golden

 weeks. One is around Christmas, lasting about two weeks. Another is in February, for only one week. It

 can also be called "ski week", because some students go skiing during the break. And there is a

 one-week-long spring break.  It is in March or April, around Faster.

     Throughout the vear, there are also a few other holidays when students don't go to school, such as

 Thanksgiving Day.  This is similar to Mid-Autumn Festival in China.

     Now we can understand why American students start, school earlier than us at this time of year.

1. Spring semester in America is from _____ to _____.

2. Fall semester in American school year is from _____ to _____.

3. There are there breaks, there, One is _____ .another is one-week-long spririg break, either in _____.

4. There are a few holidays when students don't go to school, such as _____.

5. Thanksgiying Day in the USA is similar to _____ in China.

单项选择题