问题 单项选择题 A1/A2型题

男性,55岁。半年前曾因原发性肝癌而作右半肝切除术,手术后在门诊定期随访,下列哪项检查最能早期预测癌肿复发()。

A.ALP、GGT

B.B型超声检查

C.动态观察甲胎蛋白的变化

D.ALT

E.选择性肝动脉造影

答案

参考答案:C

解析:甲胎蛋白广泛用于肝细胞癌的普查、诊断、判断治疗效果及预测复发,其阳性率为70%~90%。

阅读理解

阅读理解。

     Water is the "life" of our earth. It is in every living thing. It is in the air. It

runs through mountains and valleys. It forms lakes and oceans. Water is

everywhere.

     Nature has a great water system. Rainwater finds its way to streams and

rivers. Rivers lead to the ocean. At mouths of rivers, fresh water joins the salt

water of the ocean.

     Thick water steam in the air becomes clouds and clouds bring us rain. Plans

and animal's life depends on water. Where there is water, there is life. We have

to clean our streams and rivers and do something against pollution because

pollution does harm to the life.

1.We say water is the "life" of our earth because _______.

A. water is in the air

B. water can run everywhere

C. there are living things in the water

D. where there is water, there is life

2. Which of the following is exactly the same as what the article says?           

3. According to the article, which of the following is correct?               

A. Water is in every living thing.

B. Water is everything.

C. Water forms everything.

D. Water runs through everything.

4. According to the article, fresh water joins the salt water of the ocean              .

A. in the valleys

B. in the mountains

C. at mouths of rivers

D. at mouths of oceans

5. What does this article say we have to do against pollution?                 

A. Clean the steam.

B. Stop air pollution.

C. Prevent the fresh water from joining the salt water.

D. Clean our streams and rivers.

单项选择题