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问题 单项选择题

铺贴墙面瓷砖时应该从墙的（）开始进行施工。

A、由下到上

B、由上到下

C、由左到右

D、由右到左

答案

参考答案：A

补全对话，情景问答
从方框中选择适当的句子完成对话，其中有两项为多余选项
A. Yes,but it's the most comfortable way.
B. Does your father go to work by bus?
C. Do you have the longest journey?
D. I go to school by bike.
E. How do you go to school'?
F. Do you go to shool by taxi?
G. He wants to keep healthy,so he rides a bike there.
Alice: Hello,Kevin!  1   
Kevin: My home is the farthest from our school, so I often go there by bus.
Alice: Really?  2   
Kevin: Yes,I do.I think it's the best way to get to school.
Alice: What about your brother, Kevin?
Kevin:   3   
Alice: Really? He is too great !  4   
Kevin: No, he doesn't. He goes to work by taxi.
Alice: Oh ,it's the most expensive way.
Kevin:   5   
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单项选择题

某男，28岁。持续高热15天，伴有腹胀、腹泻3～5次／日，午饭后4小时突然出现右下腹部疼痛，查体肝浊音界消失，血常规：WBC2．6×109／L，N0．80，本例患者最可能的诊断是（）

A.胃穿孔

B.急性细菌性痢疾

C.急性阑尾炎穿孔

D.伤寒并发肠穿孔

E.霍乱
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