问题 单项选择题 A1/A2型题

中晚期子宫颈癌的声像图表现,应除外()

A.宫颈大小、形态及内部回声无明显改变

B.宫颈体积增大,颈管线中断

C.宫颈形态多不规则

D.宫颈边缘较模糊

E.宫颈回声不均

答案

参考答案:A

解析:宫颈癌早期病灶小,宫颈大小、形态及宫颈管结构正常,超声诊断意义不大。中晚期癌肿增大,超声检查有助于判断病变的范围。

完形填空

Here in China, as the awareness of climate change improves, realizing a low-carbon way of life, also known as reducing your carbon footprint, is a growing trend among young Chinese.

Zheng Xiyu works at  小题1: office in Beijing’s Central Business District.Every day,  小题2:  takes her roughly 40 minutes to go to work by bus.But she is thinking of  小题3:  (switch) to a different way of transport--a bicycle.When buying clothes, she will choose those purely made of cotton, 小题4: it takes less carbon to produce cotton clothes.She’s also adapting to a vegetable diet as livestock(家畜) can make many contributions  小题5:   today’s most serious environmental problems.

A recent survey shows 小题6:  78% of all the 17,000 people questioned have developed environmentally friendly habits in their daily lives.They are doing things, such as taking reusable shopping bags to the store and setting the air conditioner at a temperature above 26oC in summer.

On many popular  小题7:   (society) networking websites, people are advocating a low-carbon lifestyle.Their tips include using the stairs and public transport more frequently 小题8:  elevators and cars.They hope this lifestyle  小题9:  (become) more than just a trend within certain groups.

As the most populous nation on the planet with the world’s fastest growing economy, China has become the second biggest emitter(排放者) of greenhouse gases.The recent extreme weather in the southern regions reflects a serious environmental challenge.Experts say there is no time  小题10:   (delay) with the effort to reduce carbon emissions.

单项选择题 A2型题