问题
单项选择题
以下提供若干个案例，每个案例下设若干道考题。请根据各考题题干所提供的信息，在每题下面的A、B、C、D、E五个备选答案中选择一个最佳答案。
| 男性，52岁，1个月前出现大便次数增多，里急后重，且大便变细，带血。 |
其就诊时首选的检查手段应为
A．直肠指诊
B．钡剂灌肠
C．血清CEA
D．腹部CT
E．腹部超声
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
以下提供若干个案例，每个案例下设若干道考题。请根据各考题题干所提供的信息，在每题下面的A、B、C、D、E五个备选答案中选择一个最佳答案。
| 男性，52岁，1个月前出现大便次数增多，里急后重，且大便变细，带血。 |
其就诊时首选的检查手段应为
A．直肠指诊
B．钡剂灌肠
C．血清CEA
D．腹部CT
E．腹部超声
参考答案：A
用方框中所给单词的适当形式填空，使短文通顺、正确、连贯。
down. Just then a poor man, Robert, came. He was on his way back home from work as __1__. The lady thought, "Is the man going to help me? He looks very cold and hungry." But to her surprise, he stopped and said __2__ a smile, "What's wrong, madam?" The lady told him what was happening. After forty minutes, the car was at last fixed by Robert. The lady wanted to pay him. "No, that's __3__, madam." he said, "I was just helping someone in need. If you really want to pay me back, I hope __4__ you see someone in trouble, you can give him a hand." A few minutes later, the lady saw a shabby (破旧的) house by the road. She __5__ Robert's words, so she stopped. The hostess (女主人) warmly asked her in. The lady could see that was not a __6__ family and they needed help. When the hostess was making tea in the kitchen, the lady __7__ 500 dollars on the table and went away quietly. Robert came home later than before, thinking how hard their life was. Their __8__ was to be born the next month but there wasn't __9__ money. His wife went up to him, gave him a kiss and said softly, "Don't worry, dear! Everything's going to be all right. A stranger has helped us out." Let's always be ready to help others because helping others is helping __10__. |