皮皮学，免费搜题
登录
搜题
【单选题】
数控车床的开机操作步骤应该是()。A.
开电源，开急停开关，开CNC系统电源
B.
开电源，开CNC系统电源，开急停开关
C.
开CNC系统电源，开电源，开急停开关
D.
都不对
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
【简答题】Whenyou come out of the lift, turn left. Mr. Smith's office is the second one onthe right.A. Thank you B. You are welcome C. Don't mention it D. Sorry to hear that
【简答题】If you arrive by train, what do you need to do when you come out of the station?
【单选题】____ transportation occurs when two or more modes work closely together in an attempt to utilize the advantages of each mode while at the same time minimizing their disadvantages.
A.
intermodal
B.
bifurcated
C.
intramodal
D.
collaborative
【单选题】when you come out of the lift, Mr. Smith's office is the second one on the right.
A.
you are welcome
B.
thank you
C.
sorry to hear that
D.
don't mention it
【判断题】 A guide can choose other modes of transport to send tourists if they are held up by the traffic.
A.
正确
B.
错误
【单选题】Tom ____up into the tree. Look, he _____high up there!
A.
has got;is
B.
has climbed;was
C.
got;was
D.
climbed;is
相关题目：