文件的主要作用包括()
A.依据作用
B.法规作用
C.联系作用
D.传递与保存作用
参考答案:A, B, C, D
重新排列下列句子,使之成为完整的对话。
1. You're early, too!
2. What are you doing now?
3. Do you like running?
4. Morning! You are early today.
5. Running.
6. How often do you exercise?
7. Yes, very much.
8. Let's go running together.
9. Twice a week.
10. OK. Let's go.
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某患者有低热、盗汗、咳嗽、咯血等症状,则该患者可能患有()
A.胃出血
B.肺出血
C.浸润型肺结核
D.食管癌
E.以上都不可能