搜题请搜索小程序“爱下问搜题”
问题 多项选择题

业主设备工程项目的合同结构系统中，其中在层次合同结构中，可以分包的工作有（）。

A.设备设计

B.设备制造

C.设备承运

D.设备安装

E.设备调试

答案

参考答案：A, B, D, E

单项选择题

操作人员在火箭作业出现哑弹时，关闭电源，待（）才能卸弹。

A.1分钟

B.5分钟

C.10分钟

D.15分钟
查看答案
单项选择题

W: You haven’t seen a blue notebook, have you I hope I didn’t leave it in the reading room.
M: Did you check that pile of journals you’ve borrowed from the library the other day
Q: What is the man trying to say to the woman().

A. She couldn’t have left her notebook in the library.

B. She may have put her notebook amid the journals.

C. She should have made careful notes while doing reading.

D. She shouldn’t have read his notes without his knowing it.
查看答案