皮皮学，免费搜题
登录
搜题
【判断题】
2GXGZ．营业线施工系指影响营业线设备稳定、使用和行车安全的各种施工。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Choose the best way to approach the guest in the following situation. Several guests remain in the restaurant after closing time. You say:
A.
You have to leave. We are closed.
B.
Can I ask that you leave?We have to clean up.
C.
I'm sorry for the inconvenience Sir, but our staff have to clean the restaurant.
【单选题】Choose the best way to approach the guest in the following situation. A person asks you which room is Mr Smith in. You say:
A.
I cannot tell you.
B.
If you ask at reception, they may be able to help.
C.
I don't know.
【单选题】Choose the best way to approach the guest in the following situation. The guest orders salmon, but there is no salmon left. You say:
A.
Oh, I'm sorry. We're all out of salmon. Perhaps the trout would be a good choice for you?
B.
No, there's no salmon left.
C.
No, the salmon is finished for the night.
【单选题】Choose the best way to approach the guest in the following situation. If a guest says ''Thank you''. You say:
A.
No worries.
B.
You are most welcome.
C.
Not a big deal.
【简答题】试求图示各杆1-1,2-2,3-3截面上的轴力,并作轴力图。
相关题目：