数据资料的来源有（）A、政府机关或者统计部门的统计数据 B、书_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题多项选择题

数据资料的来源有（）

A、政府机关或者统计部门的统计数据

B、书刊杂志

C、以往的行业报告

D、互联网

答案

参考答案：A, B, C, D

单项选择题 A1/A2型题

关于应激性溃疡的临床特点，下列不正确的是（）。

A.常见诱因是严重烧伤、颅脑损伤、大手术或全身感染

B.表现为急性弥漫性胃黏膜糜烂、出血或溃疡

C.严重时可发生大出血或穿孔

D.胃镜检查可证明病变

E.一经诊断，应首先考虑外科手术治疗

补全对话，情景问答

补全对话，从方框中选出合适的句子使短文完整。

A. And can we eat in the classroom?
B. Can you help me?
C. Good morning.
D. Thank you very much.
E. can we listen to music in the classroom?

A: Good morning, Mary.
B: 1_____, Tom.
A: Mary, I'm new here. So I want to ask you something about school rules.2_____
B: OK. I'd like to help you.
A: First, 3_____
B: Oh, you can't. But you can listen to it outside.
A: Oh, I know. 4_____
B: No, you can't. You can eat in the dining hall.
A: That's all. 5_____
B: You are welcome.