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【判断题】
As a tour guide, you needn 't carry Welcome Board and anything else about the guests when you are meeting them.A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】按一阶系统为例,简述求解具体系统频谱特性的一般步骤,并简要说出一阶系统的特性。
【单选题】After working all day， he was so tired that he was in no __________ to go to the party with us．
A.
taste
B.
mood
C.
sense
D.
emotion
【单选题】I’ m fed up wit h working; I want to go on holiday. I’ m fed up wit 的含义是 ____.
A.
厌烦的
B.
吃饱
C.
上去
D.
下去
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
【单选题】During the execution phase of the project, you realized the subcontractors are working with incomplete and different scope statements. As the project manager, what should you do FIRST?
A.
Check the work completed against the correct scope statements。
B.
Review the scope of work with the stakeholders。
C.
Document the inconsistencies to management，calculating the cost of non-conformance
D.
Stop all activities until the scope of work is complete。
【单选题】A new eight-storey building ______ in our city next year. [ ]
A.
was built
B.
will be built
C.
is built
D.
will build
【简答题】如果MCS-51单片机外部晶振频率为12MHz,那么它的一个机器周期是______。
【单选题】I’ m fed up wit h working; I want to go on holiday. I’ m fed up wit 的含义是 ____.
A.
厌烦的
B.
吃饱
C.
上去
D.
X
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