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问题 多项选择题

城市供热工程总体规划阶段中的主要任务有( )。

A．预测城市热负荷

B．确定热源的种类、供热能力、供热参数

C．布局城市集中供热干线管网

D．计算规划范围内热负荷

E．计算城市供热干管的管径

答案

参考答案：A,B,C,D

单项选择题

W: Are you still teaching at the junior high school
M: Not since June. My brother and I opened a restaurant as soon as he got out of the army.
Q: What do we learn about the man from the conversation().

A. He quit teaching in June.

B. He has left the army recently.

C. He opened a restaurant near the school.

D. He has taken over his brother’s business.
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单项选择题

下列哪种疾病最易损坏筋膜（）

A.蛇眼疔

B.蛇头疔

C.红丝疔

D.锁口疔

E.蛇肚疔
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