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问题 多项选择题

下列疾病导致混合性呼吸困难，除外（）

A.肺泡蛋白沉着症

B.弥漫性肺间质纤维化

C.弥漫性泛细支气管炎

D.气管肿瘤

E.张力性气胸

答案

参考答案：A, B, E

单项选择题

发包人应当开始支付不低于当年施工进度计划的安全文明施工费总额60%的期限是工程开工后的（ ）天内。

A．7

B．14

C．21

D．28
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问答题

Directions: You wish to study at a certain foreign university. Write a letter to the admissions office of the university to ask for:

1) accommodations,

2) fees, and

3) qualifications.

You should write about 100 words on ANSWER SHEET 2. Do not sign your own name at the end of the letter. Use "Li Ming" instead. You do not need to write the address. (10 points)
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