
提问人:网友13***556
发布时间:2023年1月1日 21:54
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根据压力管道输送的介质分类,分为架空管道、地沟敷设管道、埋地管道。
A . 正确
B . 错误


A . 正确
B . 错误
Listen to a conversation and choose the best answer to each of the following questions.
1 When will the man come to dine in the restaurant?
A On Saturday night. B On Tuesday night. C On Thursday night.
2 How many people does the man reserve for?
A. Seven. B. Eight. C. Nine.
3 Where does the man prefer to sit in the restaurant?
A. He prefers to sit at a table by the window.
B. He prefers to sit at a table by the door.
C. He prefers to sit at a table at the corner.