判断题

电芯之间、蓄电池模组之间连接拧紧机械紧固连接螺栓或螺帽时，拧紧程度越近越好。

答案：错误

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单项选择题

A．A
B．B
C．C
D．D

多项选择题

4. What are the solutions to the hotel being fully booked?
A、Put the guest's name on the waiting list.
B、Ask the guest if he/she could change reservation on other dates.
C、Ask the guest if he/she could the change room type.
D、Suggest the guest try other hotel.